How to Check If a String Contains a Specific Word in PHP

If you want to search for a “word” (string) within text (string) you have ready built-in functions in PHP. But with my function you will make them a little easier to use. So the built-in function for PHP 8+ is str_contains and for PHP before version 8 – strpos, with strpos a lot more difficult… Continue reading How to Check If a String Contains a Specific Word in PHP

Sanitize GET request in PHP

Here is how you can sanitize the entire GET array in PHP using filter_input_array with FILTER_SANITIZE_ENCODED. In this example if someome was to pass a malicious +OR+1=1– as a query string https://example.com/sale?category=Gifts%27+OR+1=1– Now, let’s try sanitizing The effect is the same as putting htmlspecialchars() but in this method is useful if you have a large… Continue reading Sanitize GET request in PHP