form
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<!doctype html> | |
<html> | |
<head> | |
<meta charset="utf-8"> | |
<title>Untitled Document</title> | |
</head> | |
<style> | |
.error {color:red} | |
</style> | |
<script src="https://code.jquery.com/jquery-2.1.3.min.js"></script> | |
<body> | |
<form action="http://google.com" method="post" id="myForm"> | |
<div class="box"> | |
<div class="label"> | |
First Name | |
</div> | |
<div class="inputs"> | |
<input type="text" id="firstname" size="30"> | |
</div> | |
</div> | |
<div class="box"> | |
<div class="label"> | |
Last Name | |
</div> | |
<div class="inputs"> | |
<input type="text" id="lastname" size="30"> | |
</div> | |
</div> | |
<div class="box"> | |
<div class="label"> | |
</div> | |
<div class="inputs"> | |
<button type="submit">Submit</button> | |
</div> | |
</div> | |
</form> | |
<script> | |
$('#myForm').submit(function(e){ | |
a = $('#lastname').val() | |
if (a == '' ) { | |
$('#lastname').parent().prev().addClass('error') | |
alert('Please Fill the form') | |
return false; | |
} | |
}) | |
$('#lastname').keypress(function(){ | |
$('#lastname').parent().prev().removeClass('error') | |
}) | |
</script> | |
</body> | |
</html> |
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