OnlinePHP.io - Regular Expressions
- preg_filter - Perform a regular expression search and replace
- preg_grep - Return array entries that match the pattern
- preg_match - Perform a regular expression match
- preg_match_all - Perform a global regular expression match
- preg_quote - Quote regular expression characters
- preg_replace - Perform a regular expression search and replace
- preg_replace_callback - Perform a regular expression search and replace using a callback
- preg_split - Split string by a regular expression