3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A{ function x() { echo 'xxx'; } } class B extends A { function x() { echo 'xxx'; parent::x(); } } $b = new B(); $b->x();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/OjAOp
function name:  (null)
number of ops:  6
compiled vars:  !0 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   15     0  E >   NEW                                              $1      'B'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
   17     3        INIT_METHOD_CALL                                         !0, 'x'
          4        DO_FCALL                                      0          
          5      > RETURN                                                   1

Class A:
Function x:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/OjAOp
function name:  x
number of ops:  2
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   ECHO                                                     'xxx'
    5     1      > RETURN                                                   null

End of function x

End of class A.

Class B:
Function x:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/OjAOp
function name:  x
number of ops:  4
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   10     0  E >   ECHO                                                     'xxx'
   11     1        INIT_STATIC_METHOD_CALL                                  'x'
          2        DO_FCALL                                      0          
   12     3      > RETURN                                                   null

End of function x

End of class B.

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
150.98 ms | 1393 KiB | 13 Q