A regex to parse regexs

If string contains special chars no match. Blank space is safe. It will accept blank spaces.

Validates 24 hour formmatted hours and minutes

Get Month and Year from different date format

Removes all blank lines. PHP: trim(preg_replace("/(^[\r\n]|[\r\n]+)[\s\t][\r\n]+/", "\n", $string)); You have replace with a newline char to break non-blank lines. This also leaves a single trailing newline, easily removed with trim($string); if needed.

Recebe os formatos: 1: dd xxxxx-xxxx 2: (dd) xxxxx-xxxx 3: ddxxxxx-xxxx 4: (dd)xxxxx-xxxx

Match C-style comments

Select STM32 MCU, Flash & RAM size