Software Code Help - How we can attach javascript code to a button using code behind in asp.net using C#.

Sunday, June 21, 2009

we can attach javascript in code behind using this style

private void Page_Load(object sender, System.EventArgs e)

{

System.Text.StringBuilder StrValidation = new System.Text.StringBuilder();

//Appending javascript in this string builder

StrValidation.AppendFormat("{0}",@"<script language='javascript'>

function validateForm()

{

if (isBlank(document.baseForm.txtEmail.value)) {

alert('Email ID can not be blank1 !');

document.baseForm.txtEmail.focus();

return false;

}

if (isBlank(document.baseForm.txtSubject.value)) {

alert('Subject can not be blank !');

document.baseForm.txtSubject.focus();

return false;

}

if (isBlank(document.baseForm.txtMessage.value)) {

alert('Please Enter Message in Message Box !');

document.baseForm.txtMessage.focus();

return false;

}

return true;

} </script>");

Page.RegisterClientScriptBlock("AddValidation",StrValidation.ToString());

this.ibtnSubmit.Attributes.Add("onClick", "return validateForm();");

Sunday, June 21, 2009 11:21:26 AM (GMT Daylight Time, UTC+01:00)

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