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<?php $array = [[1,2,3,4],[1,2,3,4],[3,4,5,6],[3,4,5,6]]; $result = []; foreach ($array as $row) { foreach (array_reverse($row) as $i => $v) { $result[$i][] = $v; } } var_export($result);
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 3, Position 2 = 16
Branch analysis from position: 3
2 jumps found. (Code = 78) Position 1 = 4, Position 2 = 16
Branch analysis from position: 4
2 jumps found. (Code = 77) Position 1 = 8, Position 2 = 14
Branch analysis from position: 8
2 jumps found. (Code = 78) Position 1 = 9, Position 2 = 14
Branch analysis from position: 9
1 jumps found. (Code = 42) Position 1 = 8
Branch analysis from position: 8
Branch analysis from position: 14
1 jumps found. (Code = 42) Position 1 = 3
Branch analysis from position: 3
Branch analysis from position: 14
Branch analysis from position: 16
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 16
filename:       /in/keYdY
function name:  (null)
number of ops:  21
compiled vars:  !0 = $array, !1 = $result, !2 = $row, !3 = $v, !4 = $i
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                       !0, <array>
    6     1        ASSIGN                                                       !1, <array>
    7     2      > FE_RESET_R                                           $7      !0, ->16
          3    > > FE_FETCH_R                                                   $7, !2, ->16
    8     4    >   INIT_FCALL                                                   'array_reverse'
          5        SEND_VAR                                                     !2
          6        DO_ICALL                                             $8      
          7      > FE_RESET_R                                           $9      $8, ->14
          8    > > FE_FETCH_R                                           ~10     $9, !3, ->14
          9    >   ASSIGN                                                       !4, ~10
    9    10        FETCH_DIM_W                                          $12     !1, !4
         11        ASSIGN_DIM                                                   $12
         12        OP_DATA                                                      !3
    8    13      > JMP                                                          ->8
         14    >   FE_FREE                                                      $9
    7    15      > JMP                                                          ->3
         16    >   FE_FREE                                                      $7
   12    17        INIT_FCALL                                                   'var_export'
         18        SEND_VAR                                                     !1
         19        DO_ICALL                                                     
         20      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


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