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<?php $array = array("123", "1244","34124","123"); $dupe_array = array(); foreach($array as $val){ if(++$dupe_array[$val] > 1){ echo "has duplicate"; } } echo "has no duplicate";
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 3, Position 2 = 10
Branch analysis from position: 3
2 jumps found. (Code = 78) Position 1 = 4, Position 2 = 10
Branch analysis from position: 4
2 jumps found. (Code = 43) Position 1 = 8, Position 2 = 9
Branch analysis from position: 8
1 jumps found. (Code = 42) Position 1 = 3
Branch analysis from position: 3
Branch analysis from position: 9
Branch analysis from position: 10
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 10
filename:       /in/oOp1r
function name:  (null)
number of ops:  13
compiled vars:  !0 = $array, !1 = $dupe_array, !2 = $val
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, <array>
    4     1        ASSIGN                                                   !1, <array>
    5     2      > FE_RESET_R                                       $5      !0, ->10
          3    > > FE_FETCH_R                                               $5, !2, ->10
    6     4    >   FETCH_DIM_RW                                     $6      !1, !2
          5        PRE_INC                                          ~7      $6
          6        IS_SMALLER                                               1, ~7
          7      > JMPZ                                                     ~8, ->9
    7     8    >   ECHO                                                     'has+duplicate'
    5     9    > > JMP                                                      ->3
         10    >   FE_FREE                                                  $5
   10    11        ECHO                                                     'has+no+duplicate'
         12      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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