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wiltonmaddams/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(){
$("form").on('submit', function(event) {
event.preventDefault();
checkEmail($("input[name='email']").val());
checkPassword($("input[name='password']").val());
});
});
function checkEmail(email) {
var emailRegEx = /.+@\w{1,}.\w{2,}/;
var email_pass_result = emailRegEx.test(email);
if(email_pass_result === false) {
$('#errors').append('<li>Must be a valid email address</li>');
}
};
function checkPassword(password) {
$('#errors').empty();
checkPasswordCapitals(password);
checkPasswordLength(password);
checkPasswordNumeric(password);
};
function checkPasswordNumeric(password) {
var numericRegEx = /[0-9]+/;
var numberPassResult = numericRegEx.test(password);
if(numberPassResult === false) {
$('#errors').append('<li>Must contain at least one numeric character (0-9)</li>');
}
}
function checkPasswordCapitals(password) {
var capitalRegEx = /[A-Z]+/;
var capitalPassResult = capitalRegEx.test(password);
if(capitalPassResult === false) {
$('#errors').append('<li>Must contain at least one capital letter</li>');
}
}
function checkPasswordLength(password) {
var lengthRegEx = /.{8,}/;
var lengthPassResult = lengthRegEx.test(password);
if(lengthPassResult === false) {
$('#errors').append('<li>Must be at least eight characters</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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