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<?php function testujemy(Array $test) { return null === $test ? 'testnull' : 'testnotnull'; } echo testujemy(null);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/IaUMj
function name:  (null)
number of ops:  5
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E >   INIT_FCALL                                               'testujemy'
          1        SEND_VAL                                                 null
          2        DO_FCALL                                      0  $0      
          3        ECHO                                                     $0
          4      > RETURN                                                   1

Function testujemy:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 3, Position 2 = 5
Branch analysis from position: 3
1 jumps found. (Code = 42) Position 1 = 6
Branch analysis from position: 6
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 5
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/IaUMj
function name:  testujemy
number of ops:  8
compiled vars:  !0 = $test
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   RECV                                             !0      
    4     1        TYPE_CHECK                                    2          !0
          2      > JMPZ                                                     ~1, ->5
          3    >   QM_ASSIGN                                        ~2      'testnull'
          4      > JMP                                                      ->6
          5    >   QM_ASSIGN                                        ~2      'testnotnull'
          6    > > RETURN                                                   ~2
    5     7*     > RETURN                                                   null

End of function testujemy

Generated using Vulcan Logic Dumper, using php 8.0.0


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