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<?php class Pok { public function get(): Pok|null { return new Pok(); } public function getNull(): Pok|null { return null; } } $pok = new Pok(); var_dump($pok->get()); var_dump($pok->getNull()); var_dump($pok->get()?->get()); var_dump($pok->getNull()?->get()); var_dump($pok->getNull()?->getNull()?->get()); var_dump($pok->getNull()?->getNull()->get());
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/lQlK9
function name:  (null)
number of ops:  51
compiled vars:  !0 = $pok
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
   16     0  E >   NEW                                                  $1      'Pok'
          1        DO_FCALL                                          0          
          2        ASSIGN                                                       !0, $1
   17     3        INIT_FCALL                                                   'var_dump'
          4        INIT_METHOD_CALL                                             !0, 'get'
          5        DO_FCALL                                          0  $4      
          6        SEND_VAR                                                     $4
          7        DO_ICALL                                                     
   18     8        INIT_FCALL                                                   'var_dump'
          9        INIT_METHOD_CALL                                             !0, 'getNull'
         10        DO_FCALL                                          0  $6      
         11        SEND_VAR                                                     $6
         12        DO_ICALL                                                     
   19    13        INIT_FCALL                                                   'var_dump'
         14        INIT_METHOD_CALL                                             !0, 'get'
         15        DO_FCALL                                          0  $8      
         16        JMP_NULL                                             $9      $8
         17        INIT_METHOD_CALL                                             $8, 'get'
         18        DO_FCALL                                          0  $9      
         19        SEND_VAR                                                     $9
         20        DO_ICALL                                                     
   20    21        INIT_FCALL                                                   'var_dump'
         22        INIT_METHOD_CALL                                             !0, 'getNull'
         23        DO_FCALL                                          0  $11     
         24        JMP_NULL                                             $12     $11
         25        INIT_METHOD_CALL                                             $11, 'get'
         26        DO_FCALL                                          0  $12     
         27        SEND_VAR                                                     $12
         28        DO_ICALL                                                     
   21    29        INIT_FCALL                                                   'var_dump'
         30        INIT_METHOD_CALL                                             !0, 'getNull'
         31        DO_FCALL                                          0  $14     
         32        JMP_NULL                                             $16     $14
         33        INIT_METHOD_CALL                                             $14, 'getNull'
         34        DO_FCALL                                          0  $15     
         35        JMP_NULL                                             $16     $15
         36        INIT_METHOD_CALL                                             $15, 'get'
         37        DO_FCALL                                          0  $16     
         38        SEND_VAR                                                     $16
         39        DO_ICALL                                                     
   22    40        INIT_FCALL                                                   'var_dump'
         41        INIT_METHOD_CALL                                             !0, 'getNull'
         42        DO_FCALL                                          0  $18     
         43        JMP_NULL                                             $20     $18
         44        INIT_METHOD_CALL                                             $18, 'getNull'
         45        DO_FCALL                                          0  $19     
         46        INIT_METHOD_CALL                                             $19, 'get'
         47        DO_FCALL                                          0  $20     
         48        SEND_VAR                                                     $20
         49        DO_ICALL                                                     
         50      > RETURN                                                       1

Class Pok:
Function get:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/lQlK9
function name:  get
number of ops:  6
compiled vars:  none
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    7     0  E >   NEW                                                  $0      'Pok'
          1        DO_FCALL                                          0          
          2        VERIFY_RETURN_TYPE                                           $0
          3      > RETURN                                                       $0
    8     4*       VERIFY_RETURN_TYPE                                           
          5*     > RETURN                                                       null

End of function get

Function getnull:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/lQlK9
function name:  getNull
number of ops:  3
compiled vars:  none
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
   12     0  E > > RETURN                                                       null
   13     1*       VERIFY_RETURN_TYPE                                           
          2*     > RETURN                                                       null

End of function getnull

End of class Pok.

Generated using Vulcan Logic Dumper, using php 8.5.0


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