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<?php class StringableClass{ public function __toString() { return __CLASS__; } } $obj = new StringableClass(); $str = (string)$obj; echo "cast: $str\n"; $str = settype($obj, 'string'); echo "settype: $str\n";
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/8gDuV
function name:  (null)
number of ops:  20
compiled vars:  !0 = $obj, !1 = $str
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   DECLARE_CLASS                                            'stringableclass'
    9     1        NEW                                              $2      'StringableClass'
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $2
   11     4        CAST                                          6  ~5      !0
          5        ASSIGN                                                   !1, ~5
   12     6        ROPE_INIT                                     3  ~8      'cast%3A+'
          7        ROPE_ADD                                      1  ~8      ~8, !1
          8        ROPE_END                                      2  ~7      ~8, '%0A'
          9        ECHO                                                     ~7
   14    10        INIT_FCALL                                               'settype'
         11        SEND_REF                                                 !0
         12        SEND_VAL                                                 'string'
         13        DO_ICALL                                         $10     
         14        ASSIGN                                                   !1, $10
   15    15        ROPE_INIT                                     3  ~13     'settype%3A+'
         16        ROPE_ADD                                      1  ~13     ~13, !1
         17        ROPE_END                                      2  ~12     ~13, '%0A'
         18        ECHO                                                     ~12
         19      > RETURN                                                   1

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

End of function __tostring

End of class StringableClass.

Generated using Vulcan Logic Dumper, using php 8.0.0


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