3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = 'Site'; echo preg_replace('#(.*)(\\\\)?([^\\\\]+)?#', '$1', $string);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/UaNUO
function name:  (null)
number of ops:  8
compiled vars:  !0 = $string
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 'Site'
    4     1        INIT_FCALL                                               'preg_replace'
          2        SEND_VAL                                                 '%23%28.%2A%29%28%5C%5C%29%3F%28%5B%5E%5C%5C%5D%2B%29%3F%23'
          3        SEND_VAL                                                 '%241'
          4        SEND_VAR                                                 !0
          5        DO_ICALL                                         $2      
          6        ECHO                                                     $2
          7      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
151.89 ms | 1385 KiB | 15 Q