3v4l.org

run code in 300+ PHP versions simultaneously
<?php $menu = array( array(1,3,'Wurm 1.1', 2, 10), array(2,6,'Vogel 2.1', 2, 30), array(3,0,'Tiger 1', 1, 10), array(4,6,'Hund 2.2', 2, 40), array(5,3,'Katze 1.2', 2, 11), array(6,0,'Pferd 2', 1, 20), array(7,1,'Baer 1.1.1', 3, 0), array(8,3,'Schwein 1.3', 2, 12), array(9,4,'Esel 2.2.1', 3, 0), ); // Algorithmus hier $items = array(); foreach($menu as $item) { if(!isset($items[$item[1]])) { $items[$item[1]] = array(); } $items[$item[1]][] = $item; } function sorter($a, $b) { } function getChildren($items, $parentId = 0) { $items[0] = uasort($items[0], "sorter"); return $items[0]; } $result = getChildren($items); var_dump($result); $target = array( array(3,0,'Tiger 1', 1, 10), array(1,3,'Wurm 1.1', 2, 10), array(7,1,'Baer 1.1.1', 3, 0), array(5,3,'Katze 1.2', 2, 11), array(8,3,'Schwein 1.3', 2, 12), array(6,0,'Pferd 2', 1, 20), array(2,6,'Vogel 2.1', 2, 30), array(4,6,'Hund 2.2', 2, 40), array(9,4,'Esel 2.2.1', 3, 0), ); var_dump($result == $target);
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 = 43) Position 1 = 8, Position 2 = 11
Branch analysis from position: 8
1 jumps found. (Code = 42) Position 1 = 3
Branch analysis from position: 3
Branch analysis from position: 11
Branch analysis from position: 16
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 16
filename:       /in/DdmBf
function name:  (null)
number of ops:  30
compiled vars:  !0 = $menu, !1 = $items, !2 = $item, !3 = $result, !4 = $target
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
   17     1        ASSIGN                                                   !1, <array>
   19     2      > FE_RESET_R                                       $7      !0, ->16
          3    > > FE_FETCH_R                                               $7, !2, ->16
   21     4    >   FETCH_DIM_R                                      ~8      !2, 1
          5        ISSET_ISEMPTY_DIM_OBJ                         0  ~9      !1, ~8
          6        BOOL_NOT                                         ~10     ~9
          7      > JMPZ                                                     ~10, ->11
   23     8    >   FETCH_DIM_R                                      ~11     !2, 1
          9        ASSIGN_DIM                                               !1, ~11
         10        OP_DATA                                                  <array>
   26    11    >   FETCH_DIM_R                                      ~13     !2, 1
         12        FETCH_DIM_W                                      $14     !1, ~13
         13        ASSIGN_DIM                                               $14
         14        OP_DATA                                                  !2
   19    15      > JMP                                                      ->3
         16    >   FE_FREE                                                  $7
   40    17        INIT_FCALL                                               'getchildren'
         18        SEND_VAR                                                 !1
         19        DO_FCALL                                      0  $16     
         20        ASSIGN                                                   !3, $16
   41    21        INIT_FCALL                                               'var_dump'
         22        SEND_VAR                                                 !3
         23        DO_ICALL                                                 
   45    24        ASSIGN                                                   !4, <array>
   57    25        INIT_FCALL                                               'var_dump'
         26        IS_EQUAL                                         ~20     !3, !4
         27        SEND_VAL                                                 ~20
         28        DO_ICALL                                                 
         29      > RETURN                                                   1

Function sorter:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/DdmBf
function name:  sorter
number of ops:  3
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   29     0  E >   RECV                                             !0      
          1        RECV                                             !1      
   32     2      > RETURN                                                   null

End of function sorter

Function getchildren:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/DdmBf
function name:  getChildren
number of ops:  12
compiled vars:  !0 = $items, !1 = $parentId
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   34     0  E >   RECV                                             !0      
          1        RECV_INIT                                        !1      0
   36     2        INIT_FCALL                                               'uasort'
          3        FETCH_DIM_W                                      $3      !0, 0
          4        SEND_REF                                                 $3
          5        SEND_VAL                                                 'sorter'
          6        DO_ICALL                                         $4      
          7        ASSIGN_DIM                                               !0, 0
          8        OP_DATA                                                  $4
   37     9        FETCH_DIM_R                                      ~5      !0, 0
         10      > RETURN                                                   ~5
   38    11*     > RETURN                                                   null

End of function getchildren

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
147.55 ms | 1403 KiB | 18 Q