3v4l.org

run code in 300+ PHP versions simultaneously
<?php class C { public function __toString() { return 0; } } var_dump(new C);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/FIZIT
function name:  (null)
number of ops:  7
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   DECLARE_CLASS                                            'c'
    8     1        INIT_FCALL                                               'var_dump'
          2        NEW                                              $0      'C'
          3        DO_FCALL                                      0          
          4        SEND_VAR                                                 $0
          5        DO_ICALL                                                 
          6      > RETURN                                                   1

Class C:
Function __tostring:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/FIZIT
function name:  __toString
number of ops:  4
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   VERIFY_RETURN_TYPE                               ~0      0
          1      > RETURN                                                   ~0
    6     2*       VERIFY_RETURN_TYPE                                       
          3*     > RETURN                                                   null

End of function __tostring

End of class C.

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
162.66 ms | 1394 KiB | 15 Q