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<?php $array1 = array(array()); $array2 = array('0'); $compareFunction = function($a, $b) { if ($a < $b) return -1; if ($a > $b) return 1; return 0; }; var_dump(array_udiff($array1, $array2, $compareFunction));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Cdqog
function name:  (null)
number of ops:  13
compiled vars:  !0 = $array1, !1 = $array2, !2 = $compareFunction
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    4     1        ASSIGN                                                   !1, <array>
    6     2        DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2FCdqog%3A6%240'
          3        ASSIGN                                                   !2, ~5
   12     4        INIT_FCALL                                               'var_dump'
          5        INIT_FCALL                                               'array_udiff'
          6        SEND_VAR                                                 !0
          7        SEND_VAR                                                 !1
          8        SEND_VAR                                                 !2
          9        DO_ICALL                                         $7      
         10        SEND_VAR                                                 $7
         11        DO_ICALL                                                 
         12      > RETURN                                                   1

Function %00%7Bclosure%7D%2Fin%2FCdqog%3A6%240:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 4, Position 2 = 5
Branch analysis from position: 4
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 5
2 jumps found. (Code = 43) Position 1 = 7, Position 2 = 8
Branch analysis from position: 7
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 8
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/Cdqog
function name:  {closure}
number of ops:  10
compiled vars:  !0 = $a, !1 = $b
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    6     0  E >   RECV                                             !0      
          1        RECV                                             !1      
    7     2        IS_SMALLER                                               !0, !1
          3      > JMPZ                                                     ~2, ->5
          4    > > RETURN                                                   -1
    8     5    >   IS_SMALLER                                               !1, !0
          6      > JMPZ                                                     ~3, ->8
          7    > > RETURN                                                   1
    9     8    > > RETURN                                                   0
   10     9*     > RETURN                                                   null

End of function %00%7Bclosure%7D%2Fin%2FCdqog%3A6%240

Generated using Vulcan Logic Dumper, using php 8.0.0


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