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Code analyser

Enter the code you wish to analyse for compatibility

Code document.write("hello!" + document.title); screen.test="600"; window.location = "newpage.htm";

Code analyser

On this page you can try out a script in real time. Replace the demo by entering some JavaScript in to the text box and press 'Analyse', a summary will then appear below identifying the browsers that have reported they support the properties identified within the code.
Please note, this feature is in beta and results should act as an indicator only - there is no substitute for testing in the actual browser. Please feel free to report any bugs - include as much information as you can as this will help to improve this feature.

seehowitruns.org - the real-time reference for Web browser support of JavaScript