3v4l.org

run code in 500+ PHP versions simultaneously
<?php $str = 'e ,a\\,b\\\\,c\\\\\\,d\\\\'; preg_match_all('/(?:[^\x5c,]|\x5c(?:.|$))+/', $str, $matches); var_dump($matches[0]);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/VdkB0
function name:  (null)
number of ops:  11
compiled vars:  !0 = $str, !1 = $matches
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                       !0, 'e+%2Ca%5C%2Cb%5C%5C%2Cc%5C%5C%5C%2Cd%5C%5C'
    3     1        INIT_FCALL                                                   'preg_match_all'
          2        SEND_VAL                                                     '%2F%28%3F%3A%5B%5E%5Cx5c%2C%5D%7C%5Cx5c%28%3F%3A.%7C%24%29%29%2B%2F'
          3        SEND_VAR                                                     !0
          4        SEND_REF                                                     !1
          5        DO_ICALL                                                     
    4     6        INIT_FCALL                                                   'var_dump'
          7        FETCH_DIM_R                                          ~4      !1, 0
          8        SEND_VAL                                                     ~4
          9        DO_ICALL                                                     
         10      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


preferences:
162.44 ms | 2911 KiB | 15 Q