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msh345/form-validator.js

Forked from ksolo/form-validator.js
Last active December 24, 2015 00:49
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Form Validation
Raw
form-validator.js
// shorthand for $(document).ready();
$(function(){
$('form').on('submit', function(event){
event.preventDefault()
$('#errors').html('')
var email = $(this).find("input[name='email']").val()
var password = $(this).find("input[name='password']").val()
var reEmail = /^(([^<>()[\]\\.,;:\s@\"]+(\.[^<>()[\]\\.,;:\s@\"]+)*)|(\".+\"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/;
var rePasswordNumber = /\d/;
var rePasswordCapital = /[A-Z]/;
var rePasswordLength = /.{8}/
if (!reEmail.test(email)) {
$('#errors').append('<li>Must be a valid email address</li>')
}
if (!rePasswordNumber.test(password)) {
$('#errors').append('<li>Password must have at least one numeric character</li>')
}
if (!rePasswordCapital.test(password)) {
$('#errors').append('<li>Password must have at least one capital letter</li>')
}
if (!rePasswordLength.test(password)) {
$('#errors').append('<li>Password must be at least 8 characters long</li>')
}
})
});
Raw
index.html
<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<link rel="stylesheet" href="main.css">
<title>Form Validation</title>
</head>
<body>
<form name="sign_up" action="#" method="post">
<label for="email">Email</label>
<input type="text" name="email" />
<label for="password">Password</label>
<input type="password" name="password" />
<button type="submit">Sign Up</button>
<ul id="errors"></ul>
</form><body>
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.10.2/jquery.min.js"></script>
<script src="form-validator.js"></script>
</body>
</html>
Raw
main.css
ul#errors {
color: red;
}
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