This method returns the return value of obj's toHTML method if it exists, else runs obj through String.interpret method.
Object.toHTML(obj);
<html> <head> <title>Prototype examples</title> <script type="text/javascript" src="/javascript/prototype.js"> </script> <script> var Bookmark = Class.create({ initialize: function(name, url) { this.name = name; this.url = url; }, toHTML: function() { return '<a href="#{url}">#{name}</a>'.interpolate(this); } }); var api = new Bookmark('Prototype', 'http://prototypejs.org'); function showResult(){ alert("Test 1: " + Object.toHTML(api)); alert("Test 2: " + Object.toHTML("Hello world!")); alert("Test 3: " + Object.toHTML()); alert("Test 4: " + Object.toHTML(null)); alert("Test 5: " + Object.toHTML(undefined)); alert("Test 6: " + Object.toHTML(true)); alert("Test 7: " + Object.toHTML(false)); alert("Test 8: " + Object.toHTML(123)); } </script> </head> <body> <p>Click the button to see the result.</p> <br /> <br /> <input type="button" value="Result" onclick="showResult();"/> </body> </html>
To understand it in better way you can Try it yourself.
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