3v4l.org

run code in 300+ PHP versions simultaneously
<?php error_reporting(E_ALL | E_STRICT); class a { public function test() { b::test(); } } class b { public function test() { var_dump($this); } } $a = new a; $a->test();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/g7qcY
function name:  (null)
number of ops:  9
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   INIT_FCALL                                               'error_reporting'
          1        SEND_VAL                                                 32767
          2        DO_ICALL                                                 
   16     3        NEW                                              $2      'a'
          4        DO_FCALL                                      0          
          5        ASSIGN                                                   !0, $2
   17     6        INIT_METHOD_CALL                                         !0, 'test'
          7        DO_FCALL                                      0          
          8      > RETURN                                                   1

Class a:
Function test:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/g7qcY
function name:  test
number of ops:  3
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E >   INIT_STATIC_METHOD_CALL                                  'b', 'test'
          1        DO_FCALL                                      0          
    8     2      > RETURN                                                   null

End of function test

End of class a.

Class b:
Function test:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/g7qcY
function name:  test
number of ops:  5
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   13     0  E >   INIT_FCALL                                               'var_dump'
          1        FETCH_THIS                                       ~0      
          2        SEND_VAL                                                 ~0
          3        DO_ICALL                                                 
   14     4      > RETURN                                                   null

End of function test

End of class b.

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
163.6 ms | 1400 KiB | 17 Q