How to Sanitize Your Form Inputs

Seann Branchfield
2 min readApr 19, 2024

Sanitizing your form inputs not only helps protect your software from cyberattacks. It also prevents bad data from polluting your databases and makes your code less likely to break in other places as a result.

Fortunately, it is pretty easy to add to any forms or inputs you may have. Having some knowledge of regular expressions will help greatly.

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Seann Branchfield

Full Stack Web Developer and Musician — Follow on Twitter @slbranchfield