3v4l.org

run code in 300+ PHP versions simultaneously
<?php $c=' <?php $c=\'\'; printf($c, $c);'; printf($c, $c);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/819fU
function name:  (null)
number of ops:  6
compiled vars:  !0 = $c
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, '%0A%3C%3Fphp%0A%24c%3D%27%27%3B%0Aprintf%28%24c%2C+%24c%29%3B'
    6     1        INIT_FCALL                                               'printf'
          2        SEND_VAR                                                 !0
          3        SEND_VAR                                                 !0
          4        DO_ICALL                                                 
          5      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
287.01 ms | 1393 KiB | 15 Q