3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { public function bar() { echo 'yes' . $this->hi; } public function fizz() { $this->hi = 'h'; static::bar(); } } $f = new Foo(); $f->fizz();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/6KH8i
function name:  (null)
number of ops:  6
compiled vars:  !0 = $f
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, 'fizz'
          4        DO_FCALL                                      0          
          5      > RETURN                                                   1

Class Foo:
Function bar:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/6KH8i
function name:  bar
number of ops:  4
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E >   FETCH_OBJ_R                                      ~0      'hi'
          1        CONCAT                                           ~1      'yes', ~0
          2        ECHO                                                     ~1
    8     3      > RETURN                                                   null

End of function bar

Function fizz:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/6KH8i
function name:  fizz
number of ops:  5
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   12     0  E >   ASSIGN_OBJ                                               'hi'
          1        OP_DATA                                                  'h'
   13     2        INIT_STATIC_METHOD_CALL                                  'bar'
          3        DO_FCALL                                      0          
   14     4      > RETURN                                                   null

End of function fizz

End of class Foo.

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
160.05 ms | 1393 KiB | 13 Q