PHP 7.3 issue / fix: preg_replace(): Compilation failed: invalid range

[portalzine]

crayon_langs.class.php Line 340:

return preg_replace('/[^\w-+#]/msi', '', $id); becomes return preg_replace('/[^\w-+#]/msi', '', $id);

Regards Alex

[0x501D]

PR will fix it: Fix compatibility with PHP 7.3 #451

[aadler]

I got the following just now too:

[12-May-2020 19:12:22 UTC] PHP Warning:  preg_replace(): Compilation failed: invalid range in character class at offset 4 in ***/wp-content/plugins/crayon-syntax-highlighter/crayon_langs.class.php on line 340

[aadler]

This project is defunct; switch to Urvanov Syntax Highlighter (Github here) which is Crayon brought up to date.