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To-mos/form-validator.js

Forked from ksolo/form-validator.js
Last active August 29, 2015 13:56
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Form Validation
Raw
form-validator.js
// shorthand for $(document).ready();
$(function() {
//Your code...
$('form[name="sign_up"]').submit(function(e) {
e.preventDefault();
var emailReg = /^([\w-\.]+@([\w-]+\.)+[\w-]{2,4})?$/;
var email = $('input[name="email"]').val();
var password = $('input[name="password"]').val();
var errorsOut = ""; //concatenation baby
if (email.length == 0)
errorsOut += '<li>Email can\'t be empty</li>';
if (!emailReg.test(email))
errorsOut += '<li>Must be a valid email address</li>';
if (!/\d/.test(password))
errorsOut += '<li>Password must have at least one numeric character (0-9)</li>';
if (!/[A-Z]/.test(password))
errorsOut += '<li>Password must have at least one capital letter</li>';
if (password.length < 8)
errorsOut += '<li>Password must be at least 8 characters long</li>'
$('#errors').html(errorsOut);
if (errorsOut == "")
this.submit();
});
});
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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