Create a Custom CAPTCHA and Contact Form in PHP | Envato Tuts+Note: This tutorial was originally written 10 years ago. It has now been updated with entirely new code for generating a random string. Many of the comments in the discussion thread reference the original version of the code. People write code every day to automate a variety of processes. We exploit the fact that computers are a lot faster and more accurate than humans, which lets us simplify a lo
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