Simple JavaScript Input Validation Tutorial

Make your web forms more secure by validating users input, like only allowing alphabets A to Z and numbers only, etc… Watch this tutorial to know how.

Here is the source code:

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Habibie is an Indonesian freelance programmer familiar with PHP, MySQL, HTML5, CSS3, JavaScript, Java, Swift, Python and C#. He makes Android and iOS games and apps. He's also good at graphics design, video editing, visual effect and animation.

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