3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { public function foo() { return __CLASS__; } } class B extends A { } echo B->foo();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/tVNPL
function name:  (null)
number of ops:  5
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   12     0  E >   FETCH_CONSTANT                                   ~0      'B'
          1        INIT_METHOD_CALL                                         ~0, 'foo'
          2        DO_FCALL                                      0  $1      
          3        ECHO                                                     $1
          4      > RETURN                                                   1

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

End of function foo

End of class B.

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
155.61 ms | 1393 KiB | 13 Q