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<?php $a = new \stdClass(); $a->rec = $a; print_r($a); var_dump($a); $a = new class() { public function __toString(): string { static $c = 0; if ($c++ > 1) { throw new \Exception('ex'); } return '1'; } }; echo $a, $a, $a;
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/DWqcW
function name:  (null)
number of ops:  19
compiled vars:  !0 = $a
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   NEW                                                  $1      'stdClass'
          1        DO_FCALL                                          0          
          2        ASSIGN                                                       !0, $1
    4     3        ASSIGN_OBJ                                                   !0, 'rec'
          4        OP_DATA                                                      !0
    6     5        INIT_FCALL                                                   'print_r'
          6        SEND_VAR                                                     !0
          7        DO_ICALL                                                     
    7     8        INIT_FCALL                                                   'var_dump'
          9        SEND_VAR                                                     !0
         10        DO_ICALL                                                     
    9    11        DECLARE_ANON_CLASS                                   <unknown> 
         12        NEW                                                  $8      $7
         13        DO_FCALL                                          0          
         14        ASSIGN                                                       !0, $8
   20    15        ECHO                                                         !0
         16        ECHO                                                         !0
         17        ECHO                                                         !0
   21    18      > RETURN                                                       1

Class class@anonymous:
Function __tostring:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 4, Position 2 = 8
Branch analysis from position: 4
1 jumps found. (Code = 108) Position 1 = -2
Branch analysis from position: 8
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/DWqcW
function name:  __toString
number of ops:  11
compiled vars:  !0 = $c
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
   11     0  E >   BIND_STATIC                                                  !0
   12     1        POST_INC                                             ~1      !0
          2        IS_SMALLER                                                   1, ~1
          3      > JMPZ                                                         ~2, ->8
   13     4    >   NEW                                                  $3      'Exception'
          5        SEND_VAL_EX                                                  'ex'
          6        DO_FCALL                                          0          
          7      > THROW                                             0          $3
   16     8    > > RETURN                                                       '1'
   17     9*       VERIFY_RETURN_TYPE                                           
         10*     > RETURN                                                       null

End of function __tostring

End of class class@anonymous.

Generated using Vulcan Logic Dumper, using php 8.5.0


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