functionToString.html

<!DOCTYPE html>
<html>
<head>
    <title>Function toString() Test</title>
    <style type="text/css">
        textarea {
            width: 100%;
            height: 20em;
        }
        label {
            display: block;
        }
    </style>

    <script type="text/javascript">
        function def(func) {
            document.getElementById('output').value = func.toString();
        }
    
        function convert() {
            def(function (require, exports, module) {
                //This is a comment
                var bar = require('foo/bar'),
                    baz = require('baz');
            
                //require('line');
                var moduleId = module.id;
                
                /*
                 This is a multi-line comment that contains
                 as require('multiline')
                */
                exports.name = 'bamf';
            });
        }
    </script>
</head>
<body>
    <h1>Function toString() Test</h1>
    <p>This test shows how a function is converted to a string value via the Function.prototype.toString() method.
    See the source of this file to see the source for of the function that is converted to a string.</p>

    <form action="#" onsubmit="convert();return false;">
        <input type="submit" name="toString" value="toString">
        <label for="output">Output:</label>
        <textarea id="output"></textarea>
    </form>
</body>
</html>