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<?php $a = array(0, 1); $b = array(2, 3); foreach($a as &$item) { $item = 10; } foreach($b as $item) { // nothing } var_dump($a); var_dump($b); ?>
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 125) Position 1 = 3, Position 2 = 6
Branch analysis from position: 3
2 jumps found. (Code = 126) Position 1 = 4, Position 2 = 6
Branch analysis from position: 4
1 jumps found. (Code = 42) Position 1 = 3
Branch analysis from position: 3
Branch analysis from position: 6
2 jumps found. (Code = 77) Position 1 = 8, Position 2 = 10
Branch analysis from position: 8
2 jumps found. (Code = 78) Position 1 = 9, Position 2 = 10
Branch analysis from position: 9
1 jumps found. (Code = 42) Position 1 = 8
Branch analysis from position: 8
Branch analysis from position: 10
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 10
Branch analysis from position: 6
filename:       /in/P59n8
function name:  (null)
number of ops:  18
compiled vars:  !0 = $a, !1 = $b, !2 = $item
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    4     1        ASSIGN                                                   !1, <array>
    6     2      > FE_RESET_RW                                      $5      !0, ->6
          3    > > FE_FETCH_RW                                              $5, !2, ->6
    7     4    >   ASSIGN                                                   !2, 10
    6     5      > JMP                                                      ->3
          6    >   FE_FREE                                                  $5
   10     7      > FE_RESET_R                                       $7      !1, ->10
          8    > > FE_FETCH_R                                               $7, !2, ->10
          9    > > JMP                                                      ->8
         10    >   FE_FREE                                                  $7
   14    11        INIT_FCALL                                               'var_dump'
         12        SEND_VAR                                                 !0
         13        DO_ICALL                                                 
   15    14        INIT_FCALL                                               'var_dump'
         15        SEND_VAR                                                 !1
         16        DO_ICALL                                                 
   16    17      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
152.99 ms | 1395 KiB | 15 Q