Optimize lexing. #performance
Optimize lexing. #performance

We replace a call to strpos() with a modified regular expression. In
fact, “0 === strpos(…)” is strictly equivalent to “^($regex)” in the
preg_match() call.
Moreover, we can remove a call to count().

vcgato29/Central,Grummfy/Central,vcgato29/Central,Metalaka/Central,Metalaka/Central,Grummfy/Central