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max_input_vars is a PHP configuration directive that defines the number of input variables your application can handle through POST, GET, and COOKIE requests. By default, it’s set to 1000. That means if you’re submitting a form or request with more than 1000 fields, the server may ignore the rest of the input data—which can break your form...

Ever tried cutting a slice of cake? That’s exactly what the php substr function does – but for strings! Whether you’re new to PHP or brushing up on the basics, learning how to work with string functions like substr is a must. In this guide, I’ll walk you through everything you need to know about the php substr functi...