Dotnet, DotnetCore, Azure, C#,VB.net, Sql Server, WCF, MVC ,Linq, Javascript and Jquery
18 December 2012
Javascript Empty validation in Asp.net
Javascript Empty validation
function CheckEmpty() {
try {
if (document.getElementById("txtClientNumber").value.trim() == "") {
alert("Must enter a Client Number");
return false;
}
}
catch (e) {
}
}
calling javascript from server side
btnAdd.Attributes.Add("onclick", "return CheckEmpty();")
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