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<?php class MyDTO{ public ?int $propA; public ?int $propB; } $dto = new MyDTO(); $dto->propA = null; echo isset($dto->propA) ? 'init' : 'not-init';
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 7, Position 2 = 9
Branch analysis from position: 7
1 jumps found. (Code = 42) Position 1 = 10
Branch analysis from position: 10
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 9
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/4cCj0
function name:  (null)
number of ops:  12
compiled vars:  !0 = $dto
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    9     0  E >   NEW                                              $1      'MyDTO'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $1
   10     3        ASSIGN_OBJ                                               !0, 'propA'
          4        OP_DATA                                                  null
   12     5        ISSET_ISEMPTY_PROP_OBJ                                   !0, 'propA'
          6      > JMPZ                                                     ~5, ->9
          7    >   QM_ASSIGN                                        ~6      'init'
          8      > JMP                                                      ->10
          9    >   QM_ASSIGN                                        ~6      'not-init'
         10    >   ECHO                                                     ~6
         11      > RETURN                                                   1

Class MyDTO: [no user functions]

Generated using Vulcan Logic Dumper, using php 8.0.0


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