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<?php $array1 = [[12 => 'new q sets'], [11 => 'common set']]; $array2 = [[11 => 'common set']]; var_export(array_udiff($array1, $array2, fn($a, $b) => $a <=> $b));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/DSW9M
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>
    4     1        ASSIGN                                                       !1, <array>
    6     2        INIT_FCALL                                                   'var_export'
          3        INIT_FCALL                                                   'array_udiff'
          4        SEND_VAR                                                     !0
          5        SEND_VAR                                                     !1
          6        DECLARE_LAMBDA_FUNCTION                              ~4      [0]
          7        SEND_VAL                                                     ~4
          8        DO_ICALL                                             $5      
          9        SEND_VAR                                                     $5
         10        DO_ICALL                                                     
         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/DSW9M
function name:  {closure:/in/DSW9M:6}
number of ops:  5
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
          0  E >   RECV                                                 !0      
          1        RECV                                                 !1      
          2        SPACESHIP                                            ~2      !0, !1
          3      > RETURN                                                       ~2
          4*     > RETURN                                                       null

End of Dynamic Function 0

Generated using Vulcan Logic Dumper, using php 8.5.0


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183.51 ms | 1868 KiB | 14 Q