3v4l.org

run code in 500+ PHP versions simultaneously
<?php $array1 = array( array('ITEM' => 1), array('ITEM' => 2), array('ITEM' => 3), ); $array2 = array( array('ITEMID' => 2), array('ITEMID' => 3), array('ITEMID' => 1), array('ITEMID' => 4), ); // PHP7.4+ (arrow functions) var_export( array_udiff($array2, $array1, fn($a, $b) => ($a['ITEM'] ?? $a['ITEMID']) <=> ($b['ITEM'] ?? $b['ITEMID'])) );
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/GIX20
function name:  (null)
number of ops:  12
compiled vars:  !0 = $array1, !1 = $array2
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                       !0, <array>
    9     1        ASSIGN                                                       !1, <array>
   17     2        INIT_FCALL                                                   'var_export'
   18     3        INIT_FCALL                                                   'array_udiff'
          4        SEND_VAR                                                     !1
          5        SEND_VAR                                                     !0
          6        DECLARE_LAMBDA_FUNCTION                              ~4      [0]
          7        SEND_VAL                                                     ~4
          8        DO_ICALL                                             $5      
          9        SEND_VAR                                                     $5
   17    10        DO_ICALL                                                     
   19    11      > RETURN                                                       1


Dynamic Functions:
Dynamic Function 0
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/GIX20
function name:  {closure:/in/GIX20:18}
number of ops:  13
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
   18     0  E >   RECV                                                 !0      
          1        RECV                                                 !1      
          2        FETCH_DIM_IS                                         ~2      !0, 'ITEM'
          3        COALESCE                                             ~3      ~2
          4        FETCH_DIM_R                                          ~4      !0, 'ITEMID'
          5        QM_ASSIGN                                            ~3      ~4
          6        FETCH_DIM_IS                                         ~5      !1, 'ITEM'
          7        COALESCE                                             ~6      ~5
          8        FETCH_DIM_R                                          ~7      !1, 'ITEMID'
          9        QM_ASSIGN                                            ~6      ~7
         10        SPACESHIP                                            ~8      ~3, ~6
         11      > RETURN                                                       ~8
         12*     > RETURN                                                       null

End of Dynamic Function 0

Generated using Vulcan Logic Dumper, using php 8.5.0


preferences:
157.66 ms | 1861 KiB | 15 Q