3v4l.org

run code in 300+ PHP versions simultaneously
<?php $ok = "test"; function test(){ echo $ok; } test();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/AsSTW
function name:  (null)
number of ops:  4
compiled vars:  !0 = $ok
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 'test'
    8     1        INIT_FCALL                                               'test'
          2        DO_FCALL                                      0          
          3      > RETURN                                                   1

Function test:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/AsSTW
function name:  test
number of ops:  2
compiled vars:  !0 = $ok
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   ECHO                                                     !0
    6     1      > RETURN                                                   null

End of function test

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
146.03 ms | 1387 KiB | 14 Q