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ASP-NET Confirm dialog box based on DropDownList selected value

ASP.NET Confirm dialog box based DropDownList selected value

ASP.NET JavaScript popup window basedon DropDownList selected value

Popup confirmation before ASP.NET Form Submit |

Add a JavaScript popup to an ASP.NET button |

Display Confirmation pop up window |

ASP.NET DropDownList Confirmation |

ASP.NET Adding JavaScript confirm to button based on DropDownList selected value |

Show JavaScript confirm message if DropDownList selected value equal



User want to see a popup confirmation dialog box on LinkButton click, only if the DropDownList.SelectedValue == ?

See example below:

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "">
<html xmlns="">
<head runat="server">
    <form id="form1" runat="server">
    <asp:DropDownList runat="server" ID="ddlTest">
        <asp:ListItem Selected="True">select</asp:ListItem>
    <asp:LinkButton ID="IsertButton"
                  Text="Insert" onclick="IsertButton_Click"
                  OnClientClick="return CheckIfZeroSelected();" />
  <script type="text/javascript">
      function Insert_Confirmation() {
          if (confirm("Are you certain that you want to insert with selected value 0?"))
              return true; else return false;

      function CheckIfZeroSelected() {
          var selObj = document.getElementById('<%= ddlTest.ClientID %>');

          if (selObj.selectedIndex === 0) {
              return Insert_Confirmation();

Comments (12) -

  • Catering Sydney

    1/19/2010 11:54:53 AM |

    Good post...this is by far the best code I've seen on this topic on the internet.I really like to personally thank you and I look forward to reading your blog more and more..I love to visit her very often.....

  • ripped abs

    1/30/2010 6:26:44 PM |

    I hope your blog and articles will keep on putting me on the right direction as long as possible! Thanks ---

  • leslie

    1/30/2010 8:43:05 PM |

    Great code. many thanks.

  • cheap hotels in las vegas

    2/1/2010 9:46:47 PM |

    Hai friends, I want to display a confirm messagbox with "ok" and "cancel" button. when i click ok it has to call a procedure to do deletion.

  • df

    2/2/2010 12:40:08 PM |


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    2/14/2010 1:46:24 PM |

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  • laser pointer

    2/15/2010 2:53:23 AM |

    nice post.

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    2/25/2010 12:35:52 PM |

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    3/8/2010 7:11:39 AM |

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  • William

    3/16/2010 1:36:29 AM |

    I've been trying to find a good forum on dropdownlist confirmation and related material. Thanks for putting this up.
    Take care

  • Lorrie Guion

    4/27/2010 5:33:14 AM |

    great code helped me a lot since i am just beginning....
    i will be following up on your blog soon!

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