<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>val demo</title>
<script src="https://code.jquery.com/jquery-1.10.2.js"></script>
</head>
<body>
<p>Type something and then click or tab out of the input.</p>
<input type="text" value="type something">
<input type="text" value="type something">
<script>
$( "input" ).on( "blur", function() {
$( this ).val(function( i, val ) {
console.log($( this ).val(function( i, val )));
return val.toUpperCase();
});
});
</script>
</body>
</html>
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