js-identifiers/index.php
<?php include '../config.php' ?>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Validation of JavaScript identifiers</title>
<?php include DOCROOT.'header.php' ?>
<script src="script.js"></script>
<style>#output span {font-weight:bold}</style>
</head>
<body>
<h1>Validation of JavaScript identifiers</h1>
<form id="form" action="check.php" method="get">
<p>
<input name="callback" placeholder="callback">
<input type="submit" value="Check">
</p>
</form>
<p id="output"></p>
<hr>
<h2>Reserved keywords</h2>
<p>break, do, instanceof, typeof, case, else, new, var, catch, finally, return, void, continue, for, switch, while, debugger, function, this, with, default, if, throw, delete, in, try, class, enum, extends, super, const, export, import, implements, let, private, public, yield, interface, package, protected, static, null, true, false</p>
<h2>Regular expression used</h2>
<iframe src="regex.php" width="100%" height="350px" style="border: 1px solid #ccc" seamless><p><em>No support for iFrames?</em></p></iframe>
<?php $article = 1739; include DOCROOT.'footer.php'; ?>
</body>
</html>