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<?php function anon() { static $i = 0; return eval(sprintf('return new class { public $prop%s; };', ++$i)); } $c1 = anon(); $c1->prop1 = 'hello'; $c2 = anon(); var_dump($c1, $c2, $c1->prop1, $c1->prop2);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Eq3Di
function name:  (null)
number of ops:  17
compiled vars:  !0 = $c1, !1 = $c2
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    9     0  E >   INIT_FCALL                                                   'anon'
          1        DO_FCALL                                          0  $2      
          2        ASSIGN                                                       !0, $2
   10     3        ASSIGN_OBJ                                                   !0, 'prop1'
          4        OP_DATA                                                      'hello'
   11     5        INIT_FCALL                                                   'anon'
          6        DO_FCALL                                          0  $5      
          7        ASSIGN                                                       !1, $5
   13     8        INIT_FCALL                                                   'var_dump'
          9        SEND_VAR                                                     !0
         10        SEND_VAR                                                     !1
         11        FETCH_OBJ_R                                          ~7      !0, 'prop1'
         12        SEND_VAL                                                     ~7
         13        FETCH_OBJ_R                                          ~8      !0, 'prop2'
         14        SEND_VAL                                                     ~8
         15        DO_ICALL                                                     
         16      > RETURN                                                       1

Function anon:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Eq3Di
function name:  anon
number of ops:  8
compiled vars:  !0 = $i
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    5     0  E >   BIND_STATIC                                                  !0
    6     1        PRE_INC                                              ~1      !0
          2        ROPE_INIT                                         3  ~3      'return+new+class+%7B+public+%24prop'
          3        ROPE_ADD                                          1  ~3      ~3, ~1
          4        ROPE_END                                          2  ~2      ~3, '%3B+%7D%3B'
          5        INCLUDE_OR_EVAL                                      $5      ~2, EVAL
          6      > RETURN                                                       $5
    7     7*     > RETURN                                                       null

End of function anon

Generated using Vulcan Logic Dumper, using php 8.5.0


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