Program:
Output:
<html>
<head>
<script>
function Sub()
{
var p=t2.value;
var patt=/\d{10}/;
if(p.match(patt))
{
var win = window.open("","childwindow","top=200,left=100,width=250,height=100,status");
win.document.writeln("Employee Name:"+t1.value+"<br/>"+"Mobile num:"+t2.value);
}
else{
alert("Mobile number is invalid");
}
}
</script>
</head>
<body>
Employee Name:<input type="text" id="t1">
Mobile No:<input type="text" id="t2">
<input type="submit" value="Submit" onclick="Sub()">
</body>
</html>
Output:
