\b and \B are confused
1. Can any master explain it in an easy-to-understand way?
2. What is the difference between putting \B in front and behind
$zz = '/\Bthis/' and $zz = '/this\B/'
1. Can any master explain it in an easy-to-understand way?
2. What is the difference between putting \B in front and behind
$zz = '/\Bthis/' and $zz = '/this\B/'
路过2017-11-18 08:27:06
Personal understanding
You are talking about regular matching, right?
The former matches xxxthis
The latter matches thisxxx