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<?php preg_match('/\B@([\w-\.]+)\b/', 'foo');
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/mJLK0
function name:  (null)
number of ops:  5
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'preg_match'
          1        SEND_VAL                                                 '%2F%5CB%40%28%5B%5Cw-%5C.%5D%2B%29%5Cb%2F'
          2        SEND_VAL                                                 'foo'
          3        DO_ICALL                                                 
          4      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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