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  4. Calling Javascript from a sever control

Calling Javascript from a sever control

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javascript
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  • M Offline
    M Offline
    mcgann
    wrote on last edited by
    #1

    I have written the following function to validate one of my forms :- function ValidateForm(Form) { var output = ""; output += CheckName(document.Form.txt_substance_name.value); output += CheckForm(document.Form.ddl_form.selectedIndex); output += CheckHazardGroup(document.Form.ddl_hazard_group.selectedIndex); for(i=0, n = documentForm.rbl_hazard.length; i

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    • M mcgann

      I have written the following function to validate one of my forms :- function ValidateForm(Form) { var output = ""; output += CheckName(document.Form.txt_substance_name.value); output += CheckForm(document.Form.ddl_form.selectedIndex); output += CheckHazardGroup(document.Form.ddl_hazard_group.selectedIndex); for(i=0, n = documentForm.rbl_hazard.length; i

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      G Offline
      Guffa
      wrote on last edited by
      #2

      Read rule number 4 in this[^]. You can't use a server control to call the javascript to validate the form. When the event runs to handle the server event, the form has already been posted. You have to call the function from client script. Here is an example on how you verify a form using client script: Javascript: Validate form[^] --- b { font-weight: normal; }

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