3v4l.org

run code in 300+ PHP versions simultaneously
<?php $evil = str_rot13('riny'); $evil('echo asdf');
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/WrrhE
function name:  (null)
number of ops:  8
compiled vars:  !0 = $evil
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'str_rot13'
          1        SEND_VAL                                                 'riny'
          2        DO_ICALL                                         $1      
          3        ASSIGN                                                   !0, $1
    4     4        INIT_DYNAMIC_CALL                                        !0
          5        SEND_VAL_EX                                              'echo+asdf'
          6        DO_FCALL                                      0          
          7      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
169.9 ms | 934 KiB | 16 Q