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<?php $o1 = new StdClass; $o2 = new StdClass; $s = new SplObjectStorage(); $s->attach($o1); // similar to $s[$o1] = NULL; $s->attach($o2, "hello"); // similar to $s[$o2] = "hello"; $s->attach($o2, "cc"); foreach ($s as $k => $v) { var_dump($k, $v, $s->getData()); }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 21, Position 2 = 31
Branch analysis from position: 21
2 jumps found. (Code = 78) Position 1 = 22, Position 2 = 31
Branch analysis from position: 22
1 jumps found. (Code = 42) Position 1 = 21
Branch analysis from position: 21
Branch analysis from position: 31
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 31
filename:       /in/YMjG5
function name:  (null)
number of ops:  33
compiled vars:  !0 = $o1, !1 = $o2, !2 = $s, !3 = $v, !4 = $k
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   NEW                                              $5      'StdClass'
          1        DO_FCALL                                      0          
          2        ASSIGN                                                   !0, $5
    4     3        NEW                                              $8      'StdClass'
          4        DO_FCALL                                      0          
          5        ASSIGN                                                   !1, $8
    5     6        NEW                                              $11     'SplObjectStorage'
          7        DO_FCALL                                      0          
          8        ASSIGN                                                   !2, $11
    6     9        INIT_METHOD_CALL                                         !2, 'attach'
         10        SEND_VAR_EX                                              !0
         11        DO_FCALL                                      0          
    7    12        INIT_METHOD_CALL                                         !2, 'attach'
         13        SEND_VAR_EX                                              !1
         14        SEND_VAL_EX                                              'hello'
         15        DO_FCALL                                      0          
    8    16        INIT_METHOD_CALL                                         !2, 'attach'
         17        SEND_VAR_EX                                              !1
         18        SEND_VAL_EX                                              'cc'
         19        DO_FCALL                                      0          
   10    20      > FE_RESET_R                                       $17     !2, ->31
         21    > > FE_FETCH_R                                       ~18     $17, !3, ->31
         22    >   ASSIGN                                                   !4, ~18
   11    23        INIT_FCALL                                               'var_dump'
         24        SEND_VAR                                                 !4
         25        SEND_VAR                                                 !3
         26        INIT_METHOD_CALL                                         !2, 'getData'
         27        DO_FCALL                                      0  $20     
         28        SEND_VAR                                                 $20
         29        DO_ICALL                                                 
   10    30      > JMP                                                      ->21
         31    >   FE_FREE                                                  $17
   12    32      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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