Crayon Syntax Highlighter broken on WordPress on PHP 7.3
When I came to post the previous post on my blog, I found that my host’s recent upgrade to PHP 7.3 broke what seemed like everything. Turns out it’s just one plugin – Crayon Syntax Highlighter, which is really useful for styling code in posts. Unfortunately, the developer hasn’t updated his plugin in three years or so, and it seems to be changes to how regex is used that has broken it. You may get the same error I did: …