Case-Sensitive Occurrence Function Since there's no function to count occurrences in strings, so I create a customized function to meet the requirement as followings: create… Read More »MySQL String Occurrence Count
preg_match Are preg_match and preg_replace Multi-Byte Safe? The direct answer is yes. Both preg_match and preg_replace functions can be multi-byte safe. But at least, you… Read More »Preg_Match for Multi-Byte