3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { function whatsThis() { extract(array('this' => 'lol')); var_dump($this); } } $f = new Foo(); $f->whatsThis();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Zm6c1
function name:  (null)
number of ops:  6
compiled vars:  !0 = $f
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   12     0  E >   NEW                                              $1      'Foo'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
   13     3        INIT_METHOD_CALL                                         !0, 'whatsThis'
          4        DO_FCALL                                      0          
          5      > RETURN                                                   1

Class Foo:
Function whatsthis:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Zm6c1
function name:  whatsThis
number of ops:  8
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    6     0  E >   INIT_FCALL                                               'extract'
          1        SEND_VAL                                                 <array>
          2        DO_ICALL                                                 
    7     3        INIT_FCALL                                               'var_dump'
          4        FETCH_THIS                                       ~1      
          5        SEND_VAL                                                 ~1
          6        DO_ICALL                                                 
    8     7      > RETURN                                                   null

End of function whatsthis

End of class Foo.

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
156.46 ms | 1394 KiB | 17 Q