Test Your Code Online

The modern Internet has drastically changed the way developers work and test their code. The bare metal testing still applies, where you test your code in a virtual machine for example, but these days you can test it online in a perfectly safe and secure environment.

WWW.TESTINGCODE.COM

You can test all kinds of programming languages online or just one in particular. It all depends on what language your working in and how you want it tested. Here are ten testing sites for bookmarking.

CODEPAD

Codepad is arguably one of the most popular code testing and online compilers on the Internet. With it you’re able to paste in snippets of code for testing that cover C, C++, PHP, Python, Ruby and a lot more. There are also examples available and you can see what others have pasted in too. www.codepad.org/.

Codepad

WRITE PHP ONLINE

For those of you looking to learn PHP for future web development, Write PHP Online is a great resource to bookmark. This is an online PHP editor that also allows you to execute your code, displaying the results in a separate window at the bottom of the page. It currently runs PHP 5.4 and can be found at www.writephponline.com/.

WRITE PHP ONLINE

JS BIN

This simple JavaScript editor and compiler offers a clean interface and simple to use controls to help you rest your JS code snippets alongside HTML and CSS. There are tons of other features available via the many links at the top of site, so it’s worth registering and getting to know JS Bin. www.jsbin.com/?html,output.

JS Bin

JS FIDDLE

JS Fiddle is another excellent online resource where you can experiment and test using HTML, JavaScript and CSS, and see the output from the code you’re inputting. There are links to collaborations, exporting to Github, and a code tidy feature to help iron out any bad habits. You can find it at www.jsfiddle.net/.

JS FIDDLE

CSSDESK

Beyond scripting and using stylesheet languages, CSSDesk is a splendidly developed site that displays HTML, CSS and the output from both in a large screen area to one side. You can set certain options and either share or download your finished code when you’re done. www.cssdesk.com/.

CSS Desk

GOOGLE CODE

Google’s commitment to creating and maintaining good code is certainly commendable, regardless of what you may think of the company as a whole. Its embraced the open source community and created Google Code, where you can test code, see great examples, get hold of APIs and tools and much more. www.code.google.com/.

Googel Code

IDEONE.COM

This online code editor and compiler supports over 60 different programming languages for you to test and debug. There’s Linux Bash, C++, Python and Python 3, Java, JavaScript and many more to try out. There are samples available and you can view recent code entered. www.ideone.com/.

CLOUD9

Using the Amazon Web Services (AWS) cloud infrastructure, Cloud9 is an excellent IDE designed for collaborations, testing, debugging and editing. It includes essential tools for the major  programming languages including Python, PHP, JavaScript and more. Being cloud based, you can quickly share your work with others and create a development environment. www.aws.amazon.com/cloud9/?origin=c9io.

Cloud 9

CODECHEF

This online platform helps developers work through and test their code in a huge range of supported languages. There’s a dedicated section to help hone your coding craft and even a monthly contest and Code Cook-offs with cash prizes available. www.codechef.com/ide.

Code Chef

JSBEEB

Purely for fun, those of you old enough to recall the heady days of the ‘80s when the C64, ZX Spectrum and other marvellous 8-bit computers ruled will certainly warm to jsbeeb. In the ‘80s, British classrooms where filled with BBC Micro computers. Jsbeeb fills the nostalgic gap with a BBC Micro emulator where you can code, save, share and more. www.bbc.godbolt.org/.

JsBeep

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