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<?php $aaa = [[1,2,3,4]]; $i = 5; foreach ($aaa as &$aa) { foreach ($aa as &$a) { $a = $i; $i--; } } unset($a); var_dump ($aaa); foreach ($aaa as &$aa) { foreach ($aa as $a) { } } var_dump ($aaa);
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 125) Position 1 = 3, Position 2 = 11
Branch analysis from position: 3
2 jumps found. (Code = 126) Position 1 = 4, Position 2 = 11
Branch analysis from position: 4
2 jumps found. (Code = 125) Position 1 = 5, Position 2 = 9
Branch analysis from position: 5
2 jumps found. (Code = 126) Position 1 = 6, Position 2 = 9
Branch analysis from position: 6
1 jumps found. (Code = 42) Position 1 = 5
Branch analysis from position: 5
Branch analysis from position: 9
1 jumps found. (Code = 42) Position 1 = 3
Branch analysis from position: 3
Branch analysis from position: 9
Branch analysis from position: 11
2 jumps found. (Code = 125) Position 1 = 17, Position 2 = 23
Branch analysis from position: 17
2 jumps found. (Code = 126) Position 1 = 18, Position 2 = 23
Branch analysis from position: 18
2 jumps found. (Code = 77) Position 1 = 19, Position 2 = 21
Branch analysis from position: 19
2 jumps found. (Code = 78) Position 1 = 20, Position 2 = 21
Branch analysis from position: 20
1 jumps found. (Code = 42) Position 1 = 19
Branch analysis from position: 19
Branch analysis from position: 21
1 jumps found. (Code = 42) Position 1 = 17
Branch analysis from position: 17
Branch analysis from position: 21
Branch analysis from position: 23
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 23
Branch analysis from position: 11
filename:       /in/qRiSf
function name:  (null)
number of ops:  28
compiled vars:  !0 = $aaa, !1 = $i, !2 = $aa, !3 = $a
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                       !0, <array>
    4     1        ASSIGN                                                       !1, 5
    5     2      > FE_RESET_RW                                          $6      !0, ->11
          3    > > FE_FETCH_RW                                                  $6, !2, ->11
    6     4    > > FE_RESET_RW                                          $7      !2, ->9
          5    > > FE_FETCH_RW                                                  $7, !3, ->9
    7     6    >   ASSIGN                                                       !3, !1
    8     7        PRE_DEC                                                      !1
    6     8      > JMP                                                          ->5
          9    >   FE_FREE                                                      $7
    5    10      > JMP                                                          ->3
         11    >   FE_FREE                                                      $6
   11    12        UNSET_CV                                                     !3
   13    13        INIT_FCALL                                                   'var_dump'
         14        SEND_VAR                                                     !0
         15        DO_ICALL                                                     
   14    16      > FE_RESET_RW                                          $11     !0, ->23
         17    > > FE_FETCH_RW                                                  $11, !2, ->23
   15    18    > > FE_RESET_R                                           $12     !2, ->21
         19    > > FE_FETCH_R                                                   $12, !3, ->21
         20    > > JMP                                                          ->19
         21    >   FE_FREE                                                      $12
   14    22      > JMP                                                          ->17
         23    >   FE_FREE                                                      $11
   18    24        INIT_FCALL                                                   'var_dump'
         25        SEND_VAR                                                     !0
         26        DO_ICALL                                                     
         27      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


preferences:
127.88 ms | 482 KiB | 8 Q