You know HTML comments? <!--comment--> That's this, except in posts. A far cry from anything actually good. Or even mediocre.
Nothing special, but tell me if you experience any problems with it.
\[com\](.*?)\[/com\]
Now, all I did was this.<!--$1-->
Yes. That's all. I'm not good at this, but it fits my purpose.Nothing special, but tell me if you experience any problems with it.