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ASP.NET Web Forms 范例

更新于：2022-03-10 18:14:50
内容纲要

本章列出了一些 ASP.NET Web Forms 范例，你可以点击链接查看结果

ASP.NET HTML 控件

HTML Anchor

  1. <script  runat="server">
  2. Sub Page_Load
  3.    link1.HRef="https://www.twle.cn"
  4.    link1.Target="_blank"
  5.    link1.Title="twle.cn"
  7.    link2.HRef="https://www.microsoft.com"
  8.    link2.Target="_blank"
  9.    link2.Title="Microsoft"
  10. End Sub
  11. </script>
  13. <!DOCTYPE html>
  14. <meta charset="utf-8"/>
  16. <form runat="server">
  17. <a id="link1" runat="server">Visit twle.cn!</a>
  18. <br>
  19. <a id="link2" runat="server">Visit Microsoft!</a>
  20. </form>

HTML Button

  1. <script  runat="server">
  2. Sub button1(Source As Object, e As EventArgs)
  3.    p1.InnerHtml="You clicked the blue button!"
  4. End Sub
  5. Sub button2(Source As Object, e As EventArgs)
  6.    p1.InnerHtml="You clicked the pink button!"
  7. End Sub
  8. </script>
  10. <!DOCTYPE html>
  11. <meta charset="utf-8" />
  12. <form runat="server">
  13. <button id="b1" OnServerClick="button1" style="background-color:#e6e6fa; height:25;width:100" runat="server">
  14. Blue button!
  15. </button>
  16. <button id="b2" OnServerClick="button2" style="background-color:#fff0f5;height:25;width:100" runat="server">
  17. Pink button!
  18. </button>
  19. <p id="p1" runat="server" />
  20. </form>

HTML Image

  1. <script  runat="server">
  2. Sub Page_Load(Sender As Object,E As EventArgs)
  3.    image1.Src="/static/i/smiley.gif"
  4.    image1.Alt="Smiley"
  5.    image1.Border="3"
  6. End Sub
  7. </script>
  9. <!DOCTYPE html>
  10. <meta charset="utf-8"/>
  11. <form runat="server">
  12. <img id="image1" runat="server" />
  13. </form>

HTML Image 2

  1. <script  runat="server">
  2. Sub choose_image(Sender As Object, e As EventArgs)
  3.    image1.Src = select1.Value
  4. End Sub
  5. </script>
  7. <!DOCTYPE html>
  8. <meta charset="utf-8" />
  9. <form runat="server">
  10. <select id="select1" runat="server">
  11.    <option value="/static/i/smiley.gif">Smiley</option>
  12.    <option value="/static/i/angry.gif">Angry</option>
  13.    <option value="/static/i/stickman.gif">Stickman</option>
  14. </select>
  15. <input type="submit" runat="server" value="Display image"
  16. OnServerClick="choose_image">
  17. <br><br>
  18. <img id="image1" src="smiley.gif" runat="server" width="32" height="32" />
  19. </form>

HTML Inputbutton

  1. <script  runat="server">
  2. Sub submit(sender As Object, e as EventArgs)
  3. if name.value<>"" then
  4.    p1.InnerHtml="Welcome " & name.value & "!"
  5. end if
  6. End Sub
  7. </script>
  9. <!DOCTYPE html>
  10. <meta charset="utf-8" />
  11. <form runat="server">
  12. Enter your name: <input id="name" type="text" size="30" runat="server" />
  13. <br><br>
  14. <input type="submit" value="Submit" OnServerClick="submit" runat="server" />
  15. <p id="p1" runat="server" />
  16. </form>

HTML InputCheckbox

  1. <script  runat="server">
  2. Sub submit(Source As Object, e As EventArgs)
  3. if red.Checked=True then
  4.    p1.InnerHtml="You prefer red!"
  5. else
  6.    p1.InnerHtml="You prefer blue!"
  7. end if
  8. red.checked=false
  9. blue.checked=false
  10. End Sub
  11. </script>
  13. <!DOCTYPE html>
  14. <meta charset="utf-8" />
  15. <form runat="server">
  16. What color do you prefer?
  17. <br>
  18. <input id="red" type="checkbox" runat="server" /> Red
  19. <br>
  20. <input id="blue" type="checkbox" runat="server" /> Blue
  21. <br>
  22. <input type="button" value="Submit" OnServerClick="submit" runat="server"/>
  23. <p id="p1" runat="server" />
  24. </form>

HTML InputHidden

  1. <script  runat="server">
  2. Sub submit(Source As Object, e As EventArgs)
  3.       hidden1.Value=string1.Value
  4.       p1.InnerHtml="Hidden value= " + hidden1.Value
  5. End Sub
  6. </script>
  8. <!DOCTYPE html>
  9. <meta charset="utf-8" />
  10. <form runat="server">
  11. Enter some text: <input id="string1" type="text" size="25" runat="server" />
  12. <input type="submit" value="Submit" OnServerClick="submit" runat="server" />
  13. <input id="hidden1" type="hidden" runat="server" />
  14. <p id="p1" runat="server" />
  15. </form>

HTML InputImage

  1. <script  runat="server">
  2. Sub button1(Source As Object, e As ImageClickEventArgs)
  3.       p1.InnerHtml="You clicked the smiley button!"
  4. End Sub
  5. Sub button2(Source As Object, e As ImageClickEventArgs)
  6.       p1.InnerHtml="You clicked the angry button!"
  7. End Sub
  8. </script>
  10. <!DOCTYPE html>
  11. <meta charset="utf-8" />
  13. <form runat="server">
  14. <p>Click on one of the images:</p>
  15. <p>
  16. <input type="image" src="/static/i/smiley.gif"
  17. OnServerClick="button1" runat="server" width="32" height="32" />
  18. </p>
  19. <p>
  20. <input type="image" src="/static/i/angry.gif"
  21. OnServerClick="button2" runat="server" width="32" height="32" />
  22. </p>
  23. <p id="p1" runat="server" />
  24. </form>

HTML InputRadiobutton

  1. <script  runat="server">
  2. Sub submit(Source As Object, e As EventArgs)
  3. if r1.Checked=True then
  4.    p1.InnerHtml="Your favorite color is red"
  5. else
  6.    if r2.Checked=True then
  7.      p1.InnerHtml="Your favorite color is green"
  8.    else
  9.      if r3.Checked=True then
  10.        p1.InnerHtml="Your favorite color is blue"
  11.      end if
  12.    end if
  13. end if
  14. End Sub
  15. </script>
  17. <!DOCTYPE html>
  18. <meta charset="utf-8" />
  19. <form runat="server">
  20. <p>Select your favorite color:
  21. <br>
  22. <input id="r1" name="col" type="radio" runat="server">Red</input>
  23. <br>
  24. <input id="r2" name="col" type="radio" runat="server">Green</input>
  25. <br>
  26. <input id="r3" name="col" type="radio" runat="server">Blue</input>
  27. <br>
  28. <input type="button" value="Submit" OnServerClick="submit" runat="server"/>
  29. <p id="p1" runat="server" />
  30. </form>

HTML Table

  1. <script  runat="server">
  2. Sub submit(sender As Object, e As EventArgs)
  3. Dim row,numrows,numcells,j,i
  4. row=0
  5. numrows=cint(rows1.Value)
  6. numcells=cint(cells1.Value)
  7. for j=1 to numrows
  8.    Dim r As New HtmlTableRow()
  9.    row=row+1
  10.    for i=1 to numcells
  11.      Dim c As New HtmlTableCell()
  12.      c.Controls.Add(New LiteralControl("row " & j & ", cell " & i))
  13.      r.Cells.Add(c)
  14.    next
  15.    t1.Rows.Add(r)
  16.    t1.Visible=true
  17. next
  18. End Sub 
  19. </script>
  21. <!DOCTYPE html>
  22. <meta charset="utf-8" />
  23. <form runat="server">
  24. <p>Table rows:
  25. <select id="rows1" runat="server">
  26.    <option value="1">1</option>
  27.    <option value="2">2</option>
  28.    <option value="3">3</option>
  29. </select>
  30. <br>Table cells: 
  31. <select id="cells1" runat="server">
  32.    <option value="1">1</option>
  33.    <option value="2">2</option>
  34.    <option value="3">3</option>
  35. </select>
  36. <br><br>
  37. <input type="submit" value="Display Table" runat="server" OnServerClick="submit">
  38. </p>
  39. <table id="t1" border="1" runat="server" visible="false"/>
  40. </form>

HTML Table 2

  1. <script  runat="server">
  2. Sub submit(sender As Object, e As EventArgs) 
  3. dim i,j
  4. table1.BGColor="yellow"
  5. table1.BorderColor="red"
  6. for i=0 To table1.Rows.Count-1
  7.    for j=0 To table1.Rows(i).Cells.Count-1
  8.      table1.Rows(i).Cells(j).InnerHtml="Row " & i 
  9.    next
  10. next
  11. End Sub
  12. </script>
  14. <!DOCTYPE html>
  15. <meta charset="utf-8" />
  16. <form runat="server">
  17. <table id="table1" border="1" runat="server">
  18.    <tr>
  19.      <td>Cell 1</td>
  20.      <td>Cell 2</td>
  21.    </tr>
  22.    <tr>
  23.      <td>Cell 3</td>
  24.      <td>Cell 4</td>
  25.    </tr>
  26. </table>
  27. <br>
  28. <input type="button" value="Change Contents" OnServerClick="submit" runat="server"/>
  29. </form>

HTML Textarea

  1. <script  runat="server">
  2. Sub submit(sender As Object, e As EventArgs)
  3.    p1.InnerHtml = "<b>You wrote:</b> " & textarea1.Value
  4. End Sub
  5. </script>
  7. <!DOCTYPE html>
  8. <meta charset="utf-8" />
  10. <form runat="server">
  11. Enter some text:<br>
  12. <textarea id="textarea1" cols="35" rows="6" runat="server" />
  13. <input type="submit" value="Submit" OnServerClick="submit" runat="server" />
  14. <p id="p1" runat="server" />
  15. </form>

ASP.NET Web 控件

AdRotator

  1. <%
  2. url=Request.QueryString("url")
  3. If url<>"" then Response.Redirect(url)
  4. %>
  5. <!DOCTYPE html>
  6. <meta charset="utf-8" />
  7. <%
  8. set adrotator=Server.CreateObject("MSWC.AdRotator")
  9. adrotator.TargetFrame="target='_blank'"
  10. response.write(adrotator.GetAdvertisement("text/advertisements.txt"))
  11. %>
  13. <p>
  14. NOTE: Because images are changed randomly, and because this page has few images to choose from, it will 
  15. often display the same advertisement twice in a row.
  16. </p>
  18. <p>NOTE: The AdRotator does not work with Internet Information Server 7 (IIS7).</p>
  20. <p>
  21. <a href="text/advertisements.txt">
  22. <img src="/static/i/btn_view_text.gif"></a>
  23. </p>

Button

  1. <script  runat="server">
  2. Sub submit(Source As Object, e As EventArgs)
  3.    button1.Text="You clicked me!"
  4. End Sub
  5. </script>
  7. <!DOCTYPE html>
  8. <meta charset="utf-8" />
  10. <form runat="server">
  11. <asp:Button id="button1" Text="Click me!" runat="server" OnClick="submit" />
  12. </form>

Button 2

  1. <script  runat="server">
  2. Sub submit(Source As Object, e As EventArgs)
  3.    button1.Style("background-color")="#0000ff"
  4.    button1.Style("color")="#ffffff"
  5.    button1.Style("width")="200px"
  6.    button1.Style("cursor")="pointer"
  7.    button1.Style("font-family")="verdana"
  8.    button1.Style("font-weight")="bold"
  9.    button1.Style("font-size")="14pt"
  10.    button1.Text="You clicked me!"
  11. End Sub
  12. </script>
  14. <!DOCTYPE html>
  15. <meta charset="utf-8" />
  17. <form runat="server">
  18. <asp:Button id="button1" Text="Click me!" runat="server" OnClick="submit" />
  19. </form>

Calendar

  1. <!DOCTYPE html>
  2. <meta charset="utf-8" />
  4. <form runat="server">
  5. <asp:Calendar runat="server" />
  6. </form>

Calendar 2

  1. <!DOCTYPE html>
  2. <meta charset="utf-8" />
  4. <form runat="server">
  5. <asp:Calendar DayNameFormat="Full" runat="server">
  6.    <WeekendDayStyle BackColor="#fafad2" ForeColor="#ff0000" />
  7.    <DayHeaderStyle ForeColor="#0000ff" />
  8.    <TodayDayStyle BackColor="#00ff00" />
  9. </asp:Calendar>
  10. </form>

Calendar 3

  1. <!DOCTYPE html>
  2. <meta charset="utf-8" />
  3. <form runat="server">
  4. <asp:Calendar DayNameFormat="Full" runat="server"
  5. SelectionMode="DayWeekMonth"
  6. SelectMonthText="<*>"
  7. SelectWeekText="<->"/>
  8.    <SelectorStyle BackColor="#f5f5f5" />
  9. </asp:Calendar>
  10. </form>

Checkbox

  1. <script  runat="server">
  2.    Sub Check(sender As Object, e As EventArgs) 
  3.      if check1.Checked then
  4.        work.Text=home.Text
  5.      else
  6.        work.Text=""
  7.      end if
  8.    End Sub
  9. </script>
  11. <!DOCTYPE html>
  12. <meta charset="utf-8" />
  14. <form runat="server">
  15. <p>Home Phone:
  16. <asp:TextBox id="home" runat="server" />
  17. <br>
  18. Work Phone:
  19. <asp:TextBox id="work" runat="server" />
  20. <asp:CheckBox id="check1"
  21. Text="Same as home phone" TextAlign="Right"
  22. AutoPostBack="True" OnCheckedChanged="Check"
  23. runat="server" />
  24. </p>
  25. </form>

CheckboxList

  1. <script  runat="server">
  2. Sub Check(sender As Object, e As EventArgs)
  3.    dim i
  4.    mess.Text="<p>Selected Item(s):</p>"
  5.    for i=0 to check1.Items.Count-1
  6.      if check1.Items(i).Selected then
  7.        mess.Text+=check1.Items(i).Text + "<br>"
  8.      end if
  9.    next
  10. End Sub
  11. </script>
  13. <!DOCTYPE html>
  14. <meta charset="utf-8" />
  16. <form runat="server">
  17. <asp:CheckBoxList id="check1" AutoPostBack="True"
  18. TextAlign="Right" OnSelectedIndexChanged="Check"
  19. runat="server">
  20. <asp:ListItem>Item 1</asp:ListItem>
  21. <asp:ListItem>Item 2</asp:ListItem>
  22. <asp:ListItem>Item 3</asp:ListItem>
  23. <asp:ListItem>Item 4</asp:ListItem>
  24. <asp:ListItem>Item 5</asp:ListItem>
  25. <asp:ListItem>Item 6</asp:ListItem>
  26. </asp:CheckBoxList>
  27. <br>
  28. <asp:label id="mess" runat="server"/>
  29. </form>

DataList

  1. <%@ Import Namespace="System.Data" %>
  2. <script runat="server">
  3. sub Page_Load
  4. if Not Page.IsPostBack then
  5.   dim mycdcatalog=New DataSet
  6.   mycdcatalog.ReadXml(MapPath("cdcatalog.xml"))
  7.   cdcatalog.DataSource=mycdcatalog
  8.   cdcatalog.DataBind()
  9. end if
  10. end sub
  11. </script>
  12. <!DOCTYPE html>
  13. <meta charset="utf-8" />
  14. <form runat="server">
  15. <asp:DataList id="cdcatalog"
  16. gridlines="both" runat="server">
  17. <HeaderTemplate>
  18. My CD Catalog
  19. </HeaderTemplate>
  20. <ItemTemplate>
  21. "<%#Container.DataItem("title")%>" of
  22. <%#Container.DataItem("artist")%> -
  23. $<%#Container.DataItem("price")%>
  24. </ItemTemplate>
  25. <FooterTemplate>
  26. Copyright Hege Refsnes
  27. </FooterTemplate>
  28. </asp:DataList>
  29. </form>

用 styles 的DataList

  1. <%@ Import Namespace="System.Data" %>
  2. <script runat="server">
  3. sub Page_Load
  4. if Not Page.IsPostBack then
  5.   dim mycdcatalog=New DataSet
  6.   mycdcatalog.ReadXml(MapPath("cdcatalog.xml"))
  7.   cdcatalog.DataSource=mycdcatalog
  8.   cdcatalog.DataBind()
  9. end if
  10. end sub
  11. </script>
  12. <!DOCTYPE html>
  13. <meta charset="utf-8" />
  14. <form runat="server">
  15. <asp:DataList id="cdcatalog" 
  16. runat="server" 
  17. cellpadding="2" 
  18. cellspacing="2" 
  19. borderstyle="inset" 
  20. backcolor="#e8e8e8" 
  21. width="100%"
  22. headerstyle-font-name="Verdana" 
  23. headerstyle-font-size="12pt" 
  24. headerstyle-horizontalalign="center" 
  25. headerstyle-font-bold="true" 
  26. itemstyle-backcolor="#778899" 
  27. itemstyle-forecolor="#ffffff" 
  28. footerstyle-font-size="9pt" 
  29. footerstyle-font-italic="true">
  30. <HeaderTemplate>
  31. My CD Catalog
  32. </HeaderTemplate>
  33. <ItemTemplate>
  34. "<%#Container.DataItem("title")%>" of
  35. <%#Container.DataItem("artist")%> -
  36. $<%#Container.DataItem("price")%>
  37. </ItemTemplate>
  38. <FooterTemplate>
  39. Copyright Hege Refsnes
  40. </FooterTemplate>
  41. </asp:DataList>
  42. </form>

用 <AlternatingItemTemplate> 的DataList

  1. <%@ Import Namespace="System.Data" %>
  2. <script runat="server">
  3. sub Page_Load
  4. if Not Page.IsPostBack then
  5. dim mycdcatalog=New DataSet
  6. mycdcatalog.ReadXml(MapPath("cdcatalog.xml"))
  7. cdcatalog.DataSource=mycdcatalog
  8. cdcatalog.DataBind()
  9. end if
  10. end sub
  11. </script>
  12. <!DOCTYPE html>
  13. <meta charset="utf-8" />
  14. <form runat="server">
  15. <asp:DataList id="cdcatalog"
  16. runat="server"
  17. cellpadding="2"
  18. cellspacing="2"
  19. borderstyle="inset"
  20. backcolor="#e8e8e8"
  21. width="100%"
  22. headerstyle-font-name="Verdana"
  23. headerstyle-font-size="12pt"
  24. headerstyle-horizontalalign="center"
  25. headerstyle-font-bold="True"
  26. itemstyle-backcolor="#778899"
  27. itemstyle-forecolor="#ffffff"
  28. alternatingitemstyle-backcolor="#e8e8e8"
  29. alternatingitemstyle-forecolor="#000000"
  30. footerstyle-font-size="9pt"
  31. footerstyle-font-italic="True">
  32. <HeaderTemplate>My CD Catalog</HeaderTemplate>
  33. <ItemTemplate>
  34. "<%#Container.DataItem("title")%>" of
  35. <%#Container.DataItem("artist")%> -
  36. $<%#Container.DataItem("price")%>
  37. </ItemTemplate>
  38. <AlternatingItemTemplate>
  39. "<%#Container.DataItem("title")%>" of
  40. <%#Container.DataItem("artist")%> -
  41. $<%#Container.DataItem("price")%>
  42. </AlternatingItemTemplate>
  43. <FooterTemplate>
  44. © Hege Refsnes
  45. </FooterTemplate>
  46. </asp:DataList>
  47. </form>

DropdownList

  1. <script  runat="server">
  2. Sub submit(sender As Object, e As EventArgs)
  3.    mess.Text="You selected " & drop1.SelectedItem.Text
  4. End Sub
  5. </script>
  7. <!DOCTYPE html>
  8. <meta charset="utf-8" />
  10. <form runat="server">
  11. <asp:DropDownList id="drop1" runat="server">
  12. <asp:ListItem>Item 1</asp:ListItem>
  13. <asp:ListItem>Item 2</asp:ListItem>
  14. <asp:ListItem>Item 3</asp:ListItem>
  15. <asp:ListItem>Item 4</asp:ListItem>
  16. <asp:ListItem>Item 5</asp:ListItem>
  17. <asp:ListItem>Item 6</asp:ListItem>
  18. </asp:DropDownList>
  19. <asp:Button Text="Submit" OnClick="submit" runat="server"/>
  20. <p><asp:label id="mess" runat="server"/></p>
  21. </form>

Hyperlink

  1. <!DOCTYPE html>
  2. <meta  charset="utf-8" />
  4. <form runat="server">
  5. <asp:HyperLink
  6. ImageUrl="/static/i/banners/w6.gif"
  7. NavigateUrl="https://www.twle.cn"
  8. Text="Visit twle.cn!"
  9. Target="_blank"
  10. runat="server" />
  11. </form>

Image

  1. <!DOCTYPE html>
  2. <meta charset="utf-8" />
  3. <form runat="server">
  4. <asp:Image runat="server" AlternateText="twle.cn" ImageUrl="/static/i/banners/w6.gif"/>
  5. </form>

ImageButton

  1. <script  runat="server">
  2. Sub getCoordinates(sender As Object, e As ImageClickEventArgs) 
  3.    mess.Text="Coordinates: " & e.x & ", " & e.y
  4. End Sub
  5. </script>
  7. <!DOCTYPE html>
  8. <meta charset="utf-8" />
  10. <form runat="server">
  11. <p>Click on the image:</p>
  12. <asp:ImageButton
  13. runat="server"
  14. ImageUrl="/static/i/smiley.gif"
  15. OnClick="getCoordinates"/>
  16. <p><asp:label id="mess" runat="server"/></p>
  17. </form>

Label

  1. <script  runat="server">
  2. Sub submit(Sender As Object, e As EventArgs) 
  3.    label1.Text=txt1.Text
  4. End Sub
  5. </script>
  7. <!DOCTYPE html>
  8. <meta charset="utf-8" />
  10. <form runat="server">
  11. Write some text:
  12. <asp:TextBox id="txt1" Width="200" runat="server" />
  13. <asp:Button id="b1" Text="Copy to Label" OnClick="submit" runat="server" />
  14. <p><asp:Label id="label1" runat="server" /></p>
  15. </form>

LinkButton

  1. <script  runat="server">
  2. Sub lblClick(sender As Object, e As EventArgs) 
  3.    Label1.Text="You clicked the LinkButton control"
  4. End Sub
  5. </script>
  7. <!DOCTYPE html>
  8. <meta charset="utf-8" />
  10. <form runat="server">
  11. <asp:LinkButton Text="Click me!" OnClick="lblClick" runat="server" />
  12. <p><asp:Label id="Label1" runat="server" /></p>
  13. </form>

Listbox

  1. <script  runat="server">
  2. Sub submit(Sender As Object,e As EventArgs)
  3. mess.Text="You selected " & drop1.SelectedItem.Text
  4. End Sub
  5. </script>
  7. <!DOCTYPE html>
  8. <meta charset="utf-8" />
  10. <form runat="server">
  11. <asp:ListBox id="drop1" rows="3" runat="server">
  12. <asp:ListItem selected="true">Item 1</asp:ListItem>
  13. <asp:ListItem>Item 2</asp:ListItem>
  14. <asp:ListItem>Item 3</asp:ListItem>
  15. <asp:ListItem>Item 4</asp:ListItem>
  16. <asp:ListItem>Item 5</asp:ListItem>
  17. <asp:ListItem>Item 6</asp:ListItem>
  18. </asp:ListBox>
  19. <asp:Button Text="Submit" OnClick="submit" runat="server" />
  20. <p><asp:label id="mess" runat="server" /></p>
  21. </form>

Literal

  1. <!DOCTYPE html>
  2. <meta charset="utf-8" />
  4. <form runat="server">
  5. <asp:Literal Text="I love ASP. NET!" runat="server" />
  6. </form>

Literal 2

  1. <script  runat="server">
  2. Sub submit(sender As Object, e As EventArgs)
  3.    Literal1.Text="I love ASP.NET!"
  4. End Sub
  5. </script>
  7. <!DOCTYPE html>
  8. <meta charset="utf-8" />
  10. <form runat="server">
  11. <asp:Literal id="Literal1" Text="I love ASP!" runat="server" />
  12. <br><br>
  13. <asp:Button Text="Change Text" OnClick="submit" runat="server" />
  14. </form>

Panel

  1. <script  runat="server">
  2. Sub Page_Load(sender As Object, e As EventArgs)
  3.    if check1.Checked then
  4.      panel1.Visible=false
  5.    else
  6.      panel1.Visible=true
  7.    end if
  8. End Sub
  9. </script>
  11. <!DOCTYPE html>
  12. <meta charset="utf-8" />
  14. <form runat="server">
  15. <asp:Panel id="panel1"
  16. runat="server" BackColor="#ff0000"
  17. Height="100px" Width="100px">
  18. Hello World!
  19. </asp:Panel>
  20. <asp:CheckBox id="check1"
  21. Text="Hide Panel control"
  22. runat="server"/>
  23. <br><br>
  24. <asp:Button Text="Reload" runat="server" />
  25. </form>

Radiobutton

  1. <script  runat="server">
  2. Sub submit(Sender As Object, e As EventArgs)
  3. if red.Checked then
  4.    Label1.Text="You selected " & red.Text
  5. elseIf green.Checked then
  6.    Label1.Text="You selected " & green.Text
  7. elseIf blue.Checked then
  8.    Label1.Text="You selected " & blue.Text
  9. end if
  10. End Sub
  11. </script>
  13. <!DOCTYPE html>
  14. <meta charset="utf-8" />
  16. <form runat="server">
  17. Select your favorite color:
  18. <br>
  19. <asp:RadioButton id="red" Text="Red" Checked="True" 
  20. GroupName="colors" runat="server"/>
  21. <br>
  22. <asp:RadioButton id="green" Text="Green"
  23. GroupName="colors" runat="server"/>
  24. <br>
  25. <asp:RadioButton id="blue" Text="Blue" 
  26. GroupName="colors" runat="server"/>
  27. <br>
  28. <asp:Button text="Submit" OnClick="submit" runat="server"/>
  29. <p><asp:Label id="Label1" runat="server"/></p>
  30. </form>

RadiobuttonList

  1. <script  runat="server">
  2. Sub submit(sender As Object, e As EventArgs)
  3.    label1.Text="You selected " & radiolist1.SelectedItem.Text
  4. End Sub
  5. </script>
  7. <!DOCTYPE html>
  8. <meta charset="utf-8" />
  10. <form runat="server">
  11. <asp:RadioButtonList id="radiolist1" runat="server">
  12.    <asp:ListItem selected="true">Item 1</asp:ListItem>
  13.    <asp:ListItem>Item 2</asp:ListItem>
  14.    <asp:ListItem>Item 3</asp:ListItem>
  15.    <asp:ListItem>Item 4</asp:ListItem>
  16. </asp:RadioButtonList>
  17. <br>
  18. <asp:Button text="Submit" OnClick="submit" runat="server"/>
  19. <p><asp:Label id="Label1" runat="server"/></p>
  20. </form>

Repeater

  1. <%@ Import Namespace="System.Data" %>
  2. <script runat="server">
  3. sub Page_Load
  4. if Not Page.IsPostBack then
  5.   dim mycdcatalog=New DataSet
  6.   mycdcatalog.ReadXml(MapPath("cdcatalog.xml"))
  7.   cdcatalog.DataSource=mycdcatalog
  8.   cdcatalog.DataBind()
  9. end if
  10. end sub
  11. </script>
  12. <!DOCTYPE html>
  13. <meta charset="utf-8" />
  14. <form runat="server">
  15. <asp:Repeater id="cdcatalog" runat="server">
  16. <HeaderTemplate>
  17. <table border="1" width="100%">
  18. <tr>
  19. <th>Title</th>
  20. <th>Artist</th>
  21. <th>Country</th>
  22. <th>Company</th>
  23. <th>Price</th>
  24. <th>Year</th>
  25. </tr>
  26. </HeaderTemplate>
  27. <ItemTemplate>
  28. <tr>
  29. <td><%#Container.DataItem("title")%></td>
  30. <td><%#Container.DataItem("artist")%></td>
  31. <td><%#Container.DataItem("country")%></td>
  32. <td><%#Container.DataItem("company")%></td>
  33. <td><%#Container.DataItem("price")%></td>
  34. <td><%#Container.DataItem("year")%></td>
  35. </tr>
  36. </ItemTemplate>
  37. <FooterTemplate>
  38. </table>
  39. </FooterTemplate>
  40. </asp:Repeater>
  41. </form>

用 <AlternatingItemTemplate> 重复

  1. <%@ Import Namespace="System.Data" %>
  2. <script runat="server">
  3. sub Page_Load
  4. if Not Page.IsPostBack then
  5.   dim mycdcatalog=New DataSet
  6.   mycdcatalog.ReadXml(MapPath("cdcatalog.xml"))
  7.   cdcatalog.DataSource=mycdcatalog
  8.   cdcatalog.DataBind()
  9. end if
  10. end sub
  11. </script>
  12. <!DOCTYPE html>
  13. <meta charset="utf-8" />
  14. <form runat="server">
  15. <asp:Repeater id="cdcatalog" runat="server">
  16. <HeaderTemplate>
  17. <table border="1" width="100%">
  18. <tr>
  19. <th>Title</th>
  20. <th>Artist</th>
  21. <th>Country</th>
  22. <th>Company</th>
  23. <th>Price</th>
  24. <th>Year</th>
  25. </tr>
  26. </HeaderTemplate>
  27. <ItemTemplate>
  28. <tr>
  29. <td><%#Container.DataItem("title")%></td>
  30. <td><%#Container.DataItem("artist")%></td>
  31. <td><%#Container.DataItem("country")%></td>
  32. <td><%#Container.DataItem("company")%></td>
  33. <td><%#Container.DataItem("price")%></td>
  34. <td><%#Container.DataItem("year")%></td>
  35. </tr>
  36. </ItemTemplate>
  37. <AlternatingItemTemplate>
  38. <tr bgcolor="#e8e8e8">
  39. <td><%#Container.DataItem("title")%></td>
  40. <td><%#Container.DataItem("artist")%></td>
  41. <td><%#Container.DataItem("country")%></td>
  42. <td><%#Container.DataItem("company")%></td>
  43. <td><%#Container.DataItem("price")%></td>
  44. <td><%#Container.DataItem("year")%></td>
  45. </tr>
  46. </AlternatingItemTemplate>
  47. <FooterTemplate>
  48. </table>
  49. </FooterTemplate>
  50. </asp:Repeater>
  51. </form>

用 <SeparatorTemplate> 重复

  1. <%@ Import Namespace="System.Data" %>
  2. <script runat="server">
  3. sub Page_Load
  4. if Not Page.IsPostBack then
  5.   dim mycdcatalog=New DataSet
  6.   mycdcatalog.ReadXml(MapPath("cdcatalog.xml"))
  7.   cdcatalog.DataSource=mycdcatalog
  8.   cdcatalog.DataBind()
  9. end if
  10. end sub
  11. </script>
  12. <!DOCTYPE html>
  13. <meta charset="utf-8" />
  14. <form runat="server">
  15. <asp:Repeater id="cdcatalog" runat="server">
  16. <HeaderTemplate>
  17. <table border="0" width="100%">
  18. <tr>
  19. <th>Title</th>
  20. <th>Artist</th>
  21. <th>Country</th>
  22. <th>Company</th>
  23. <th>Price</th>
  24. <th>Year</th>
  25. </tr>
  26. </HeaderTemplate>
  27. <ItemTemplate>
  28. <tr>
  29. <td><%#Container.DataItem("title")%></td>
  30. <td><%#Container.DataItem("artist")%></td>
  31. <td><%#Container.DataItem("country")%></td>
  32. <td><%#Container.DataItem("company")%></td>
  33. <td><%#Container.DataItem("price")%></td>
  34. <td><%#Container.DataItem("year")%></td>
  35. </tr>
  36. </ItemTemplate>
  37. <SeparatorTemplate>
  38. <tr>
  39. <td colspan="6"><hr /></td>
  40. </tr>
  41. </SeparatorTemplate>
  42. <FooterTemplate>
  43. </table>
  44. </FooterTemplate>
  45. </asp:Repeater>
  46. </form>

Table

  1. <!DOCTYPE html>
  2. <meta charset="utf-8" />
  4. <form runat=server>
  5. <asp:Table runat="server" CellPadding="5"
  6. GridLines="horizontal" HorizontalAlign="Center">
  7.    <asp:TableRow>
  8.      <asp:TableCell>1</asp:TableCell>
  9.      <asp:TableCell>2</asp:TableCell>
  10.    </asp:TableRow>
  11.    <asp:TableRow>
  12.      <asp:TableCell>3</asp:TableCell>
  13.      <asp:TableCell>4</asp:TableCell>
  14.    </asp:TableRow>
  15. </asp:Table>
  16. <br>
  17. <asp:Table runat="server" CellPadding="5"
  18. GridLines="vertical" HorizontalAlign="Center">
  19.    <asp:TableRow>
  20.      <asp:TableCell>1</asp:TableCell>
  21.      <asp:TableCell>2</asp:TableCell>
  22.    </asp:TableRow>
  23.    <asp:TableRow>
  24.      <asp:TableCell>3</asp:TableCell>
  25.      <asp:TableCell>4</asp:TableCell>
  26.    </asp:TableRow>
  27. </asp:Table>
  28. </form>

Table 2

  1. <script  runat="server">
  2. Sub Page_Load(sender As Object, e As EventArgs)
  3. dim rows,cells,j,i
  4. rows=3
  5. cells=2
  6. For j=0 To rows-1
  7.    dim r As New TableRow()
  8.    For i=0 To cells-1
  9.      dim c As New TableCell()
  10.      c.Controls.Add(New LiteralControl("row " & j & ", cell " & i))
  11.      r.Cells.Add(c)
  12.    Next
  13.    Table1.Rows.Add(r)
  14. Next
  15. End Sub
  16. </script>
  18. <!DOCTYPE html>
  19. <meta charset="utf-8" />
  20. <form runat="server">
  21. <asp:Table id="Table1" BorderWidth="1" GridLines="Both" runat="server" />
  22. </form>

Textbox

  1. <script runat="server">
  2. Sub submit(sender As Object, e As EventArgs)
  3. lbl1.Text="Your name is " & txt1.Text
  4. End Sub
  5. </script>
  6. <!DOCTYPE html>
  7. <meta charset="utf-8" />
  8. <form runat="server">
  9. Enter your name:
  10. <asp:TextBox id="txt1" runat="server" />
  11. <asp:Button OnClick="submit" Text="Submit" runat="server" />
  12. <p><asp:Label id="lbl1" runat="server" /></p>
  13. </form>

Textbox 2

  1. <script runat="server">
  2. Sub change(sender As Object, e As EventArgs)
  3. lbl1.Text="You changed text to " & txt1.Text
  4. End Sub
  5. </script>
  6. <!DOCTYPE html>
  7. <meta charset="utf-8" />
  8. <form runat="server">
  9. Enter your name:
  10. <asp:TextBox id="txt1" runat="server"
  11. text="Hello World!"
  12. ontextchanged="change" autopostback="true"/>
  13. <p><asp:Label id="lbl1" runat="server" /></p>
  14. </form>

Textbox 3

  1. <script runat="server">
  2. Sub change(sender As Object, e As EventArgs)
  3. lbl1.Text="You changed text to " & txt1.Text
  4. End Sub
  5. </script>
  6. <!DOCTYPE html>
  7. <meta charset="utf-8" />
  8. <form runat="server">
  9. Enter your name:
  10. <asp:TextBox id="txt1" runat="server"
  11. text="Hello World!"
  12. ontextchanged="change" autopostback="true"/>
  13. <p><asp:Label id="lbl1" runat="server" /></p>
  14. </form>

XML

  1. <!DOCTYPE html>
  2. <meta charset="utf-8">
  3. <form runat="server">
  4. <asp:Xml DocumentSource="cdcatalog.xml" TransformSource="cdcatalog.xsl" runat="server" />
  5. </form>
  7. <p><a href="cdcatalog.xml" target="_blank">View XML file</a></p>
  8. <p><a href="cdcatalog.xsl" target="_blank">View XSL file</a></p>

ASP.NET Validation 控件

CompareValidator

  1. <!DOCTYPE html>
  2. <meta charset="utf-8" />
  4. <form runat="server">
  5. <table border="0" bgcolor="#b0c4de">
  6.    <tr valign="top">
  7.      <td colspan="4"><h4>Compare two values</h4></td>
  8.    </tr> 
  9.    <tr valign="top">
  10.      <td><asp:TextBox id="txt1" runat="server" /></td>
  11.      <td> = </td>
  12.      <td><asp:TextBox id="txt2" runat="server" /></td>
  13.      <td><asp:Button Text="Validate" runat="server" /></td>
  14.    </tr>
  15. </table>
  16. <br>
  17. <asp:CompareValidator
  18. id="compval" 
  19. Display="dynamic"
  20. ControlToValidate="txt1" 
  21. ControlToCompare="txt2" 
  22. ForeColor="red" 
  23. BackColor="yellow" 
  24. Type="String"
  25. EnableClientScript="false" 
  26. Text="Validation Failed!" 
  27. runat="server" />
  28. </form>

CompareValidator 2

  1. <script  runat="server">
  2. sub check_operator(sender As Object, e As EventArgs) 
  3.    compval.Operator=CType(list.SelectedIndex,ValidationCompareOperator)
  4.    compval.Validate()
  5. end sub
  6. </script>
  8. <!DOCTYPE html>
  9. <meta charset="utf-8" />
  11. <form runat="server">
  12. <table border="0" bgcolor="#b0c4de">
  13.    <tr valign="top">
  14.      <td colspan="4"><h4>Compare two values</h4></td>
  15.    </tr> 
  16.    <tr valign="top">
  17.      <td><asp:TextBox id="txt1" runat="server" /></td>
  18.      <td>
  19.      <asp:ListBox id="list" rows="2" OnSelectedIndexChanged="check_operator" runat="server">
  20.            <asp:ListItem value="Equal" selected>=</asp:ListItem>
  21.            <asp:ListItem value="NotEqual"><></asp:ListItem>
  22.      </asp:ListBox>
  23.      </td>
  24.      <td><asp:TextBox id="txt2" runat="server" /></td>
  25.      <td><asp:Button Text="Validate" runat="server" /></td>
  26.    </tr>
  27. </table>
  28. <br>
  29. <asp:CompareValidator
  30. id="compval" 
  31. Display="dynamic"
  32. ControlToValidate="txt1" 
  33. ControlToCompare="txt2" 
  34. ForeColor="red" 
  35. BackColor="yellow" 
  36. Type="String"
  37. EnableClientScript="false" 
  38. Text="Validation Failed!" 
  39. runat="server" />
  40. </form>

CustomValidator

  1. <script  runat="server">
  2. Sub user(source As object,args As ServerValidateEventArgs)
  3.    if len(args.Value)<8 or len(args.Value)>16 then
  4.     args.IsValid=false
  5.    else
  6.     args.IsValid=true
  7.    end if
  8. End Sub
  9. </script>     
  11. <!DOCTYPE html>
  12. <meta charset="utf-8" />
  13. <form runat="server">
  14. <asp:Label runat="server" Text="Enter a username: " />
  15. <asp:TextBox id="txt1" runat="server" />
  16. <asp:Button Text="Submit" runat="server"/>
  17. <br>
  18. <asp:Label id="mess" runat="server"/>
  19. <br>
  20. <asp:CustomValidator
  21. ControlToValidate="txt1"
  22. OnServerValidate="user"
  23. Text="A username must be between 8 and 16 characters!"
  24. runat="server"/>
  25. </form>

RangeValidator

  1. <!DOCTYPE html>
  2. <meta charset="utf-8" />
  3. <form runat="server">
  4. Enter a date between 2005-01-01 and 2005-12-31:
  5. <br>
  6. <asp:TextBox id="tbox1" runat="server" />
  7. <br><br>
  8. <asp:Button Text="Submit" runat="server" />
  9. <br><br>
  10. <asp:RangeValidator
  11. ControlToValidate="tbox1"
  12. MinimumValue="2005-01-01"
  13. MaximumValue="2005-12-31"
  14. Type="Date"
  15. EnableClientScript="false"
  16. Text="The date must be between 2005-01-01 and 2005-12-31!"
  17. runat="server" />
  18. </form>

RangeValidator 2

  1. <script  runat="server">
  2. Sub submit(sender As Object, e As EventArgs)
  3. If Page.IsValid Then
  4.    lbl1.Text="Page is valid."
  5. Else
  6.    lbl1.Text="Page is not valid!!"
  7. End If
  8. End Sub
  9. </script>
  11. <!DOCTYPE html>
  12. <meta charset="utf-8" />
  13. <form runat="server">
  14. Enter a number from 1 to 100:
  15. <asp:TextBox id="tbox1" runat="server" />
  16. <br><br>
  17. <asp:Button Text="Submit" OnClick="submit" runat="server" />
  18. <br><br>
  19. <asp:Label id="lbl1" runat="server" />
  20. <br>
  21. <asp:RangeValidator
  22. ControlToValidate="tbox1"
  23. MinimumValue="1"
  24. MaximumValue="100"
  25. Type="Integer"
  26. EnableClientScript="false"
  27. Text="The value must be from 1 to 100!"
  28. runat="server" />
  29. </form>

RegularExpressionValidator

  1. <script  runat="server">
  2. sub submit(sender As Object, e As EventArgs) 
  3. if Page.IsValid then 
  4.    lbl.Text="The page is valid!"
  5. else 
  6.    lbl.Text="The page is not valid!"
  7. end if
  8. end sub
  9. </script>
  11. <!DOCTYPE html>
  12. <meta charset="utf-8" />
  13. <form runat="server">
  14. Enter a US zip code:
  15. <asp:TextBox id="txtbox1" runat="server" />
  16. <br><br>
  17. <asp:Button text="Submit" OnClick="submit" runat="server" />
  18. <br><br>
  19. <asp:Label id="lbl" runat="server" />
  20. <br>
  21. <asp:RegularExpressionValidator 
  22. ControlToValidate="txtbox1"
  23. ValidationExpression="\d{5}"
  24. EnableClientScript="false"
  25. ErrorMessage="The zip code must be 5 numeric digits!"
  26. runat="server" />
  27. </form>

RequiredFieldValidator

  1. <!DOCTYPE html>
  2. <meta charset="utf-8">
  3. <form runat="server">
  4. Name: <asp:TextBox id="name" runat="server" />
  5. <br>
  6. Age: <asp:TextBox id="age" runat="server" />
  7. <br><br>
  8. <asp:Button runat="server" Text="Submit" />
  9. <br><br>
  10. <asp:RequiredFieldValidator
  11. ControlToValidate="name"
  12. Text="The name field is required!"
  13. runat="server" />
  14. </form>

Validationsummary

  1. <!DOCTYPE html>
  2. <meta charset="utf-8" />
  3. <form runat="server">
  4. <table>
  5. <tr>
  6. <td>
  7. <table bgcolor="#b0c4de" cellspacing="10">
  8.    <tr>
  9.      <td align="right">Name:</td>
  10.      <td><asp:TextBox id="txt_name" runat="server"/></td>
  11.      <td>
  12.      <asp:RequiredFieldValidator
  13.      ControlToValidate="txt_name" 
  14.      ErrorMessage="Name"
  15.      Text="*" 
  16.      runat="server"/>
  17.      </td>
  18.    </tr>
  19.    <tr>
  20.      <td align="right">Card Type:</td>
  21.      <td>
  22.      <asp:RadioButtonList id="rlist_type" 
  23.      RepeatLayout="Flow"
  24.      runat="server">
  25.      <asp:ListItem>Diners</asp:ListItem>
  26.      <asp:ListItem>MasterCard</asp:ListItem>
  27.      <asp:ListItem>Visa</asp:ListItem>
  28.      </asp:RadioButtonList>
  29.      </td>
  30.      <td>
  31.      <asp:RequiredFieldValidator
  32.      ControlToValidate="rlist_type"
  33.      ErrorMessage="Card Type"
  34.      InitialValue=""
  35.      Text="*"
  36.      runat="server"/>
  37.      </td>
  38.    </tr>
  39.    <tr>
  40.      <td></td>
  41.      <td><asp:Button id="b1" Text="Submit" runat="server"/></td>
  42.      <td></td>
  43.    </tr>
  44. </table>
  45. </td>
  46. </tr>
  47. </table>
  48. <br>
  49. <asp:ValidationSummary
  50. HeaderText="You must enter a value in the following fields:"
  51. DisplayMode="BulletList"
  52. EnableClientScript="true"
  53. runat="server"/>
  54. </form>

Validationsummary 2

  1. <!DOCTYPE html>
  2. <meta charset="utf-8" />
  3. <form runat="server">
  4. <table>
  5. <tr>
  6. <td>
  7. <table bgcolor="#b0c4de" cellspacing="10">
  8.    <tr>
  9.      <td align="right">Name:</td>
  10.      <td><asp:TextBox id="txt_name" runat="server"/></td>
  11.      <td>
  12.      <asp:RequiredFieldValidator
  13.      ControlToValidate="txt_name" 
  14.      ErrorMessage="Name"
  15.      Text="*" 
  16.      runat="server"/>
  17.      </td>
  18.    </tr>
  19.    <tr>
  20.      <td align="right">Card Type:</td>
  21.      <td>
  22.      <asp:RadioButtonList id="rlist_type" 
  23.      RepeatLayout="Flow"
  24.      runat="server">
  25.      <asp:ListItem>Diners</asp:ListItem>
  26.      <asp:ListItem>MasterCard</asp:ListItem>
  27.      <asp:ListItem>Visa</asp:ListItem>
  28.      </asp:RadioButtonList>
  29.      </td>
  30.      <td>
  31.      <asp:RequiredFieldValidator
  32.      ControlToValidate="rlist_type"
  33.      ErrorMessage="Card Type"
  34.      InitialValue=""
  35.      Text="*"
  36.      runat="server"/>
  37.      </td>
  38.    </tr>
  39.    <tr>
  40.      <td></td>
  41.      <td><asp:Button id="b1" Text="Submit" runat="server"/></td>
  42.      <td></td>
  43.    </tr>
  44. </table>
  45. </td>
  46. </tr>
  47. </table>
  48. <asp:ValidationSummary
  49. ShowMessageBox="true"
  50. ShowSummary="false"
  51. HeaderText="You must enter a value in the following fields:"
  52. EnableClientScript="true"
  53. runat="server"/>
  54. </form>

ASP.NET 事件

Page_Load

  1. <script runat="server">
  2. Sub Page_Load
  3. lbl1.Text="The date and time is " & now()
  4. End Sub
  5. </script>
  6. <!DOCTYPE html>
  7. <meta charset="utf-8" />
  8. <form runat="server">
  9. <h3><asp:label id="lbl1" runat="server" /></h3>
  10. </form>

Page.IsPostBack

  1. <script runat="server">
  2. Sub Page_Load
  3. if Not Page.IsPostBack then
  4.   lbl1.Text="The date and time is " & now()
  5. end if
  6. End Sub
  7. Sub submit(s As Object, e As EventArgs)
  8. lbl2.Text="Hello World!"
  9. End Sub
  10. </script>
  11. <!DOCTYPE html>
  12. <meta charset="utf-8" />
  13. <form runat="server">
  14. <h3><asp:label id="lbl1" runat="server" /></h3>
  15. <h3><asp:label id="lbl2" runat="server" /></h3>
  16. <asp:button text="Submit" onclick="submit" runat="server" />
  17. </form>

ASP.NET 数据绑定

ArrayList RadioButtonList

  1. <script  runat="server">
  2. Sub Page_Load
  3. if Not Page.IsPostBack then
  4.    dim mycountries=New ArrayList
  5.    mycountries.Add("Norway")
  6.    mycountries.Add("Sweden")
  7.    mycountries.Add("France")
  8.    mycountries.Add("Italy")
  9.    mycountries.TrimToSize()
  10.    mycountries.Sort()
  11.    rb.DataSource=mycountries
  12.    rb.DataBind()
  13. end if
  14. end sub
  16. sub displayMessage(s as Object,e As EventArgs)
  17. lbl1.text="Your favorite country is: " & rb.SelectedItem.Text
  18. end sub
  19. </script>
  21. <!DOCTYPE html>
  22. <meta charset="utf-8" />
  23. <form runat="server">
  24. <asp:RadioButtonList id="rb" runat="server"
  25. AutoPostBack="True" onSelectedIndexChanged="displayMessage" />
  26. <p><asp:label id="lbl1" runat="server" /></p>
  27. </form>

ArrayList DropDownList

  1. <script  runat="server">
  2. sub Page_Load
  3. if Not Page.IsPostBack then
  4.    dim mycountries=New ArrayList
  5.    mycountries.Add("Norway")
  6.    mycountries.Add("Sweden")
  7.    mycountries.Add("France")
  8.    mycountries.Add("Italy")
  9.    mycountries.TrimToSize()
  10.    mycountries.Sort()
  11.    dd.DataSource=mycountries
  12.    dd.DataBind()
  13. end if
  14. end sub
  16. sub displayMessage(s as Object,e As EventArgs)
  17. lbl1.text="Your favorite country is: " & dd.SelectedItem.Text
  18. end sub
  19. </script>
  21. <!DOCTYPE html>
  22. <meta charset="utf-8" />
  23. <form runat="server">
  24. <asp:DropDownList id="dd" runat="server"
  25. AutoPostBack="True" onSelectedIndexChanged="displayMessage" />
  26. <p><asp:label id="lbl1" runat="server" /></p>
  27. </form>

Hashtable RadioButtonList 1

  1. <script  runat="server">
  2. sub Page_Load
  3. if Not Page.IsPostBack then
  4.    dim mycountries=New Hashtable
  5.    mycountries.Add("N","Norway")
  6.    mycountries.Add("S","Sweden")
  7.    mycountries.Add("F","France")
  8.    mycountries.Add("I","Italy")
  9.    rb.DataSource=mycountries
  10.    rb.DataValueField="Key"
  11.    rb.DataTextField="Value"
  12.    rb.DataBind()
  13. end if
  14. end sub
  16. sub displayMessage(s as Object,e As EventArgs)
  17. lbl1.text="Your favorite country is: " & rb.SelectedItem.Text
  18. end sub
  19. </script>
  21. <!DOCTYPE html>
  22. <meta charset="utf-8" />
  23. <form runat="server">
  24. <asp:RadioButtonList id="rb" runat="server"
  25. AutoPostBack="True" onSelectedIndexChanged="displayMessage" />
  26. <p><asp:label id="lbl1" runat="server" /></p>
  27. </form>

Hashtable RadiobuttonList 2

  1. <script  runat="server">
  2. sub Page_Load
  3. if Not Page.IsPostBack then
  4.    dim navigate=New Hashtable
  5.    navigate.Add("RadioButtonList","control_radiobuttonlist.asp")
  6.    navigate.Add("CheckBoxList","control_checkboxlist.asp")
  7.    navigate.Add("DropDownList","control_dropdownlist.asp")
  8.    navigate.Add("ListBox","control_listbox.asp")
  9.    rb.DataSource=navigate
  10.    rb.DataValueField="Value"
  11.    rb.DataTextField="Key"
  12.    rb.DataBind()
  13. end if
  14. end sub
  16. sub navigate(s as Object, e As EventArgs)
  17. response.redirect(rb.SelectedItem.Value)
  18. end sub
  19. </script>
  21. <!DOCTYPE html>
  22. <meta charset="utf-8" />
  23. <form runat="server">
  24. <asp:RadioButtonList id="rb" runat="server"
  25. AutoPostBack="True" onSelectedIndexChanged="navigate" />
  26. </form>

Hashtable DropDownList

  1. <script  runat="server">
  2. sub Page_Load
  3. if Not Page.IsPostBack then
  4.    dim mycountries=New Hashtable
  5.    mycountries.Add("N","Norway")
  6.    mycountries.Add("S","Sweden")
  7.    mycountries.Add("F","France")
  8.    mycountries.Add("I","Italy")
  9.    dd.DataSource=mycountries
  10.    dd.DataValueField="Key"
  11.    dd.DataTextField="Value"
  12.    dd.DataBind()
  13. end if
  14. end sub
  16. sub displayMessage(s as Object,e As EventArgs)
  17. lbl1.text="Your favorite country is: " & dd.SelectedItem.Text
  18. end sub
  19. </script>
  21. <!DOCTYPE html>
  22. <meta charset="utf-8" />
  23. <form runat="server">
  24. <asp:DropDownList id="dd" runat="server"
  25. AutoPostBack="True" onSelectedIndexChanged="displayMessage" />
  26. <p><asp:label id="lbl1" runat="server" /></p>
  27. </form>

SortedList RadioButtonList 1

  1. <script  runat="server">
  2. sub Page_Load
  3. if Not Page.IsPostBack then
  4.    dim mycountries=New SortedList
  5.    mycountries.Add("N","Norway")
  6.    mycountries.Add("S","Sweden")
  7.    mycountries.Add("F","France")
  8.    mycountries.Add("I","Italy")
  9.    rb.DataSource=mycountries
  10.    rb.DataValueField="Key"
  11.    rb.DataTextField="Value"
  12.    rb.DataBind()
  13. end if
  14. end sub
  16. sub displayMessage(s as Object,e As EventArgs)
  17. lbl1.text="Your favorite country is: " & rb.SelectedItem.Text
  18. end sub
  19. </script>
  21. <!DOCTYPE html>
  22. <meta charset="utf-8" />
  23. <form runat="server">
  24. <asp:RadioButtonList id="rb" runat="server"
  25. AutoPostBack="True" onSelectedIndexChanged="displayMessage" />
  26. <p><asp:label id="lbl1" runat="server" /></p>
  27. </form>

SortedList RadiobuttonList 2

  1. <script  runat="server">
  2. sub Page_Load
  3. if Not Page.IsPostBack then
  4.    dim navigate=New SortedList
  5.    navigate.Add("RadioButtonList","control_radiobuttonlist.asp")
  6.    navigate.Add("CheckBoxList","control_checkboxlist.asp")
  7.    navigate.Add("DropDownList","control_dropdownlist.asp")
  8.    navigate.Add("ListBox","control_listbox.asp")
  9.    rb.DataSource=navigate
  10.    rb.DataValueField="Value"
  11.    rb.DataTextField="Key"
  12.    rb.DataBind()
  13. end if
  14. end sub
  16. sub navigate(s as Object, e As EventArgs)
  17. response.redirect(rb.SelectedItem.Value)
  18. end sub
  19. </script>
  21. <!DOCTYPE html>
  22. <meta charset="utf-8" />
  23. <form runat="server">
  24. <asp:RadioButtonList id="rb" runat="server"
  25. AutoPostBack="True" onSelectedIndexChanged="navigate" />
  26. </form>

SortedList DropDownList

  1. <script  runat="server">
  2. sub Page_Load
  3. if Not Page.IsPostBack then
  4.    dim mycountries=New SortedList
  5.    mycountries.Add("N","Norway")
  6.    mycountries.Add("S","Sweden")
  7.    mycountries.Add("F","France")
  8.    mycountries.Add("I","Italy")
  9.    dd.DataSource=mycountries
  10.    dd.DataValueField="Key"
  11.    dd.DataTextField="Value"
  12.    dd.DataBind()
  13. end if
  14. end sub
  16. sub displayMessage(s as Object,e As EventArgs)
  17. lbl1.text="Your favorite country is: " & dd.SelectedItem.Text
  18. end sub
  19. </script>
  21. <!DOCTYPE html>
  22. <meta charset="utf-8" />
  23. <form runat="server">
  24. <asp:DropDownList id="dd" runat="server"
  25. AutoPostBack="True" onSelectedIndexChanged="displayMessage" />
  26. <p><asp:label id="lbl1" runat="server" /></p>
  27. </form>

XML RadiobuttonList

  1.         <%@ Import Namespace="System.Data" %>
  2.         <script runat="server">
  3.         sub Page_Load
  4.         if Not Page.IsPostBack then
  5.           dim mycountries=New DataSet
  6.           mycountries.ReadXml(MapPath("countries.xml"))
  7.           rb.DataSource=mycountries
  8.           rb.DataValueField="value"
  9.           rb.DataTextField="text"
  10.           rb.DataBind()
  11.         end if
  12.         end sub
  13.         sub displayMessage(s as Object,e As EventArgs)
  14.         lbl1.text="Your favorite country is: " & rb.SelectedItem.Text
  15.         end sub
  16.         </script>
  17.         <!DOCTYPE html>
  18.         <meta charset="utf-8" />
  19.         <form runat="server">
  20.         <asp:RadioButtonList id="rb" runat="server"
  21.         AutoPostBack="True" onSelectedIndexChanged="displayMessage" />
  22.         <p><asp:label id="lbl1" runat="server" /></p>
  23.         </form>

ASP.NET 数据库

数据库链接 - 绑定一个 Repeater 控件

  1. <%@ Import Namespace="System.Data.OleDb" %>
  3. <script  runat="server">
  4. sub Page_Load
  5. dim dbconn,sql,dbcomm,dbread
  6. dbconn=New OleDbConnection("Provider=Microsoft.Jet.OLEDB.4.0;data source=" & server.mappath("/db/northwind.mdb"))
  7. dbconn.Open()
  8. sql="SELECT * FROM customers"
  9. dbcomm=New OleDbCommand(sql,dbconn)
  10. dbread=dbcomm.ExecuteReader()
  11. customers.DataSource=dbread
  12. customers.DataBind()
  13. dbread.Close()
  14. dbconn.Close()
  15. end sub
  16. </script>
  18. <!DOCTYPE html>
  19. <meta charset="utf-8" />
  20. <form runat="server">
  21. <asp:Repeater id="customers" runat="server">
  23. <HeaderTemplate>
  24. <table border="1" width="100%">
  25. <tr bgcolor="#b0c4de">
  26. <th>Companyname</th>
  27. <th>Contactname</th>
  28. <th>Address</th>
  29. <th>City</th>
  30. </tr>
  31. </HeaderTemplate>
  33. <ItemTemplate>
  34. <tr bgcolor="#f0f0f0">
  35. <td><%#Container.DataItem("companyname")%> </td>
  36. <td><%#Container.DataItem("contactname")%> </td>
  37. <td><%#Container.DataItem("address")%> </td>
  38. <td><%#Container.DataItem("city")%> </td>
  39. </tr>
  40. </ItemTemplate>
  42. <FooterTemplate>
  43. </table>
  44. </FooterTemplate>
  46. </asp:Repeater>
  47. </form>

数据库链接 - 绑定一个 DataList 控件

  1. <%@ Import Namespace="System.Data.OleDb" %>
  3. <script  runat="server">
  4. sub Page_Load
  5. dim dbconn,sql,dbcomm,dbread
  6. dbconn=New OleDbConnection("Provider=Microsoft.Jet.OLEDB.4.0;data source=" & server.mappath("/db/northwind.mdb"))
  7. dbconn.Open()
  8. sql="SELECT * FROM customers"
  9. dbcomm=New OleDbCommand(sql,dbconn)
  10. dbread=dbcomm.ExecuteReader()
  11. customers.DataSource=dbread
  12. customers.DataBind()
  13. dbread.Close()
  14. dbconn.Close()
  15. end sub
  16. </script>
  18. <!DOCTYPE html>
  19. <meta charset="utf-8" />
  21. <form runat="server">
  22. <asp:DataList
  23. id="customers"
  24. runat="server"
  25. cellpadding="2"
  26. cellspacing="2"
  27. borderstyle="inset"
  28. backcolor="#e8e8e8"
  29. width="100%"
  30. headerstyle-font-name="Verdana"
  31. headerstyle-font-size="12pt"
  32. headerstyle-horizontalalign="center"
  33. headerstyle-font-bold="True"
  34. itemstyle-backcolor="#778899"
  35. itemstyle-forecolor="#ffffff"
  36. footerstyle-font-size="9pt"
  37. footerstyle-font-italic="True">
  39. <HeaderTemplate>
  40. Customers Table
  41. </HeaderTemplate>
  43. <ItemTemplate>
  44. <%#Container.DataItem("companyname")%>  in
  45. <%#Container.DataItem("address")%>, <%#Container.DataItem("city")%>
  46. </ItemTemplate>
  48. <FooterTemplate>
  49. Source: Northwind Database
  50. </FooterTemplate>
  52. </asp:DataList>
  53. </form>
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