3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { static function foo() { echo "foo\n"; } } class B extends A {} $cb = 'parent::foo'; $cb();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/vmgl0
function name:  (null)
number of ops:  4
compiled vars:  !0 = $cb
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   11     0  E >   ASSIGN                                                   !0, 'parent%3A%3Afoo'
   12     1        INIT_DYNAMIC_CALL                                        !0
          2        DO_FCALL                                      0          
          3      > RETURN                                                   1

Class A:
Function foo:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/vmgl0
function name:  foo
number of ops:  2
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    6     0  E >   ECHO                                                     'foo%0A'
    7     1      > RETURN                                                   null

End of function foo

End of class A.

Class B:
Function foo:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/vmgl0
function name:  foo
number of ops:  2
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    6     0  E >   ECHO                                                     'foo%0A'
    7     1      > RETURN                                                   null

End of function foo

End of class B.

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
154.48 ms | 1384 KiB | 13 Q