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<?php class Foo { public function __toString() { return var_export(debug_backtrace(), TRUE); } } $foo = new Foo(); echo $foo; echo $foo->__toString();
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/v2eHW
function name:  (null)
number of ops:  9
compiled vars:  !0 = $foo
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   DECLARE_CLASS                                            'foo'
   11     1        NEW                                              $1      'Foo'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $1
   13     4        ECHO                                                     !0
   15     5        INIT_METHOD_CALL                                         !0, '__toString'
          6        DO_FCALL                                      0  $4      
          7        ECHO                                                     $4
          8      > RETURN                                                   1

Class Foo:
Function __tostring:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/v2eHW
function name:  __toString
number of ops:  10
compiled vars:  none
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    6     0  E >   INIT_FCALL                                               'var_export'
          1        INIT_FCALL                                               'debug_backtrace'
          2        DO_ICALL                                         $0      
          3        SEND_VAR                                                 $0
          4        SEND_VAL                                                 <true>
          5        DO_ICALL                                         $1      
          6        VERIFY_RETURN_TYPE                                       $1
          7      > RETURN                                                   $1
    7     8*       VERIFY_RETURN_TYPE                                       
          9*     > RETURN                                                   null

End of function __tostring

End of class Foo.

Generated using Vulcan Logic Dumper, using php 8.0.0


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