3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo preg_replace('/([a-zA-Z])([a-zA-Z])/i', '$1_$2', 'algo = asslgo AND caca=8');
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/ZWRoJ
function name:  (null)
number of ops:  7
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E >   INIT_FCALL                                               'preg_replace'
          1        SEND_VAL                                                 '%2F%28%5Ba-zA-Z%5D%29%28%5Ba-zA-Z%5D%29%2Fi'
          2        SEND_VAL                                                 '%241_%242'
          3        SEND_VAL                                                 'algo+++++%3D++++asslgo+AND+caca%3D8'
          4        DO_ICALL                                         $0      
          5        ECHO                                                     $0
          6      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
155.98 ms | 1393 KiB | 15 Q