Validate empty form fields and e-mail addresses
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Checking that form fields have input is extremely important - having this performed before the form is submitted, client side, before its handled by anything at the backend such as an SQL or MS Access database, is vital and an additional factor in getting accurate input. This code contains functions to check null input and also to check if an email address follows a valid pattern.
Most scripts are free or open source. But some have the full source code available for download yet itīs required to have permission to use them and most often the price will be listed. If there is a script license e.g. GNU or GPL then it will also be listed. |
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