HEATKEYS

Design and test run your javascript code online, right here. It can

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Java Tester. Home Page.

HTML XHTML CSS JavaScript XML XSL ASP SQL ADO VBScript Tutorials References Examples

Try online your javascript for free. This tool is specially useful for Java developers (struts platform) to have a quick feedback on the scripts they are building

Learn how to easily detect flash, screen size, connection speed, disabled cookies and all browser settings from your web pages using BrowserHawk.

A performance playground for JavaScript developers. Easily create and share test cases and run cross-browser benchmarks to find out which code snippet is most efficient.

At Regular-Expressions.info you will find a wide range of in-depth information about a powerful search pattern language called regular expressions.

A visual regex helper

Online regex tester, debugger and replacement tool with real time explanation, error detection and highlighting for PHP, PCRE, Python and JavaScript. Come and check out the free educational regex quiz!