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<?php Class A { protected static $a; public function test() { var_dump(isset($this->a)); } } (new A)->test();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/k7jIN
function name:  (null)
number of ops:  5
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   12     0  E >   NEW                                              $0      'A'
          1        DO_FCALL                                      0          
          2        INIT_METHOD_CALL                                         $0, 'test'
          3        DO_FCALL                                      0          
          4      > RETURN                                                   1

Class A:
Function test:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/k7jIN
function name:  test
number of ops:  5
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E >   INIT_FCALL                                               'var_dump'
          1        ISSET_ISEMPTY_PROP_OBJ                           ~0      'a'
          2        SEND_VAL                                                 ~0
          3        DO_ICALL                                                 
    8     4      > RETURN                                                   null

End of function test

End of class A.

Generated using Vulcan Logic Dumper, using php 8.0.0


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