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<?php class Test { public function __toString(): string { return '42'; } } $x = new Test(); var_dump($x instanceof Stringable);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/dm28k
function name:  (null)
number of ops:  9
compiled vars:  !0 = $x
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   DECLARE_CLASS                                            'test'
   11     1        NEW                                              $1      'Test'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $1
   13     4        INIT_FCALL                                               'var_dump'
          5        INSTANCEOF                                       ~4      !0, 'Stringable'
          6        SEND_VAL                                                 ~4
          7        DO_ICALL                                                 
          8      > RETURN                                                   1

Class Test:
Function __tostring:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/dm28k
function name:  __toString
number of ops:  3
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E > > RETURN                                                   '42'
    8     1*       VERIFY_RETURN_TYPE                                       
          2*     > RETURN                                                   null

End of function __tostring

End of class Test.

Generated using Vulcan Logic Dumper, using php 8.0.0


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