3v4l.org

run code in 300+ PHP versions simultaneously
<?php preg_match_all('/("|\') ([^"\']+?) \1 /x', "dfgfdgdfsg'dfsg'dfsg'dfsgdf'g'dfg'fdg'rt'dfg", $m); var_dump($m);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/iMtgO
function name:  (null)
number of ops:  9
compiled vars:  !0 = $m
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'preg_match_all'
          1        SEND_VAL                                                 '%2F%28%22%7C%27%29+%28%5B%5E%22%27%5D%2B%3F%29+%5C1+%2Fx'
          2        SEND_VAL                                                 'dfgfdgdfsg%27dfsg%27dfsg%27dfsgdf%27g%27dfg%27fdg%27rt%27dfg'
          3        SEND_REF                                                 !0
          4        DO_ICALL                                                 
    4     5        INIT_FCALL                                               'var_dump'
          6        SEND_VAR                                                 !0
          7        DO_ICALL                                                 
          8      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
147.6 ms | 1385 KiB | 17 Q