If you attach php.exe as compiler in the highlighter settings, you can use it for syntax check your PHP scripts with log, display error message e.t.c. See the compiler settings in the included PSPad help (or press F1 on the compiler settings page). There are examples how to set it up.
-- <https://forum.pspad.com/read.php?2,71182,71195> PSPad freeware editor https://www.pspad.com
