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Showing posts from July, 2012

Form Validation, double check always!!

Validation is one of the most important tasks while creating any form on a web site. Almost every website you visit you will find at least one form. As JavaScript is now a days supported by all browsers and many websites rely on the JavaScript completely and does not work if JavaScript is not supported. Also as the browsers evolved, they started offering various developer friendly tools with their browsers such as Google Chrome provides a console where you can execute JavaScript.
Now the important question is when you have a form on your website you should always have both Client side form validation as well as server side validation.
Now many people think why do we require server side validation??
1. Well because even though JavaScript is supported by all browsers, people forget that browsers also provide various developer friendly tools using which we can change the entire JavaScript code. Let's say, I just change validation function to return true in all the cases.. Your appli…