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<?php class A { protected static $_b = null; public static function bExists() { var_dump(isset(static::$_b)); } } A::bExists();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/FfIKH
function name:  (null)
number of ops:  3
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   13     0  E >   INIT_STATIC_METHOD_CALL                                  'A', 'bExists'
          1        DO_FCALL                                      0          
          2      > RETURN                                                   1

Class A:
Function bexists:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/FfIKH
function name:  bExists
number of ops:  5
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    9     0  E >   INIT_FCALL                                               'var_dump'
          1        ISSET_ISEMPTY_STATIC_PROP                        ~0      '_b'
          2        SEND_VAL                                                 ~0
          3        DO_ICALL                                                 
   10     4      > RETURN                                                   null

End of function bexists

End of class A.

Generated using Vulcan Logic Dumper, using php 8.0.0


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