Php script for validating forms

With js you can prevent the form submission, then check for validation and submit after you have validate it correctly.Below are the ways to get the value from all types of form elements.In all cases, the form is called That's checking the value's equality with a null String (two single quotes with nothing between them).Using client side Java Script is an efficient way to validate the user input in web forms.When there are many fields in the form, the Java Script validation becomes too complex.For help making this question more broadly applicable, visit the help center.When you submit a form to a CGI program that resides on the server, it is usually programmed to do its own check for errors.If it finds any it sends the page back to the reader who then has to re-enter some data, before submitting again.A Java Script check is useful because it stops the form from being submitted if there is a problem, saving lots of time for your readers.The Java Script class presented here makes the form validations many times easier.The script has a catalog of almost all the common validation types built-in.

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