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<?php $content_of_wp_class_file = 'foobar'; $re = '/\$re \= \'\/\^\(\.\*\?\)\\\\\/uslugi\(\.\*\?\)\$\/\m\'\;/s'; preg_match($re, $content_of_wp_class_file, $matches); var_dump($matches);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/acDsY
function name:  (null)
number of ops:  11
compiled vars:  !0 = $content_of_wp_class_file, !1 = $re, !2 = $matches
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'foobar'
    4     1        ASSIGN                                                   !1, '%2F%5C%24re+%5C%3D+%27%5C%2F%5C%5E%5C%28%5C.%5C%2A%5C%3F%5C%29%5C%5C%5C%2Fuslugi%5C%28%5C.%5C%2A%5C%3F%5C%29%5C%24%5C%2F%5Cm%27%5C%3B%2Fs'
    5     2        INIT_FCALL                                               'preg_match'
          3        SEND_VAR                                                 !1
          4        SEND_VAR                                                 !0
          5        SEND_REF                                                 !2
          6        DO_ICALL                                                 
    7     7        INIT_FCALL                                               'var_dump'
          8        SEND_VAR                                                 !2
          9        DO_ICALL                                                 
         10      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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