Hi, Anybody knows how to replace the second or third instance of word in a text using regular expression in php (preg_replace()) For example, I have an article about car and let's say the word car occurs 10 times. Now I want to replace the 3rd and 7th instance of car with some other word. How can I do this with php regular ...

Hi, I asking for help in my PHP code optimization. I try to rewrite my old/slow BBCode conversion function to use regex. The allowed BBCodes are [ b]text[ /b] [ i]text[ /i] [ url]domain.com[ /url] or [ url]domain.com|domainname[ /url] [ img]filename.ext[ /img] or [ img]filename.ext|description[ /img] It is possible to construct ...