Tuesday, 6 January 2015

How to validate field in asp.net using Javascript

Write in header section of page
<script type="text/javascript">
        function ValidateFiled() {
if (document.getElementById("<%= txt_LeaveNOD.ClientID  %>").value == "") {
                document.getElementById("<%= lbl_Msg.ClientID  %>").innerHTML = "Please Enter Number of Days...!";
                return false;
            }
}
    </script>


Write in body section of page

<asp:Button ID="btn_Save" runat="server" Text="Save" Width="15%" OnClientClick="return ValidateFiled();"/>

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