3v4l.org

run code in 300+ PHP versions simultaneously
<?php $q ="myzig@sermon.net +="; var_dump(preg_replace("/([^\w\d ])/ui", '\\\\' . '$1', $q));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/pS8TJ
function name:  (null)
number of ops:  10
compiled vars:  !0 = $q
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E >   ASSIGN                                                   !0, 'myzig%40sermon.net+%2B%3D'
    9     1        INIT_FCALL                                               'var_dump'
          2        INIT_FCALL                                               'preg_replace'
          3        SEND_VAL                                                 '%2F%28%5B%5E%5Cw%5Cd+%5D%29%2Fui'
          4        SEND_VAL                                                 '%5C%5C%241'
          5        SEND_VAR                                                 !0
          6        DO_ICALL                                         $2      
          7        SEND_VAR                                                 $2
          8        DO_ICALL                                                 
          9      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
166.73 ms | 1393 KiB | 17 Q