3v4l.org

run code in 300+ PHP versions simultaneously
<?php //set_error_handler(function() { return true; }); class Foo { const bar = 'yo'; function baz() { $this->bar = function() {echo 'im a callable bar';}; } } $foo = new Foo(); $foo->baz(); $foo->bar();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/lXuHC
function name:  (null)
number of ops:  8
compiled vars:  !0 = $foo
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   17     0  E >   NEW                                              $1      'Foo'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
   18     3        INIT_METHOD_CALL                                         !0, 'baz'
          4        DO_FCALL                                      0          
   19     5        INIT_METHOD_CALL                                         !0, 'bar'
          6        DO_FCALL                                      0          
          7      > RETURN                                                   1

Function %00%7Bclosure%7D%2Fin%2FlXuHC%3A12%240:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/lXuHC
function name:  {closure}
number of ops:  2
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   12     0  E >   ECHO                                                     'im+a+callable+bar'
          1      > RETURN                                                   null

End of function %00%7Bclosure%7D%2Fin%2FlXuHC%3A12%240

Class Foo:
Function baz:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/lXuHC
function name:  baz
number of ops:  4
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
          0  E >   DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2FlXuHC%3A12%240'
          1        ASSIGN_OBJ                                               'bar'
          2        OP_DATA                                                  ~1
   13     3      > RETURN                                                   null

End of function baz

End of class Foo.

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
147.04 ms | 1394 KiB | 13 Q