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<?php $arr = array(1,1,2,2,3,3,4,4,5,5,6,6,7,7,8); for ($c = count($arr), $i = 1; $i < $c; $i++) { $arr[0] ^= $arr[$i]; } echo $arr[0];
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 9
Branch analysis from position: 9
2 jumps found. (Code = 44) Position 1 = 11, Position 2 = 5
Branch analysis from position: 11
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 5
2 jumps found. (Code = 44) Position 1 = 11, Position 2 = 5
Branch analysis from position: 11
Branch analysis from position: 5
filename:       /in/WqJbV
function name:  (null)
number of ops:  14
compiled vars:  !0 = $arr, !1 = $c, !2 = $i
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, <array>
    3     1        COUNT                                            ~4      !0
          2        ASSIGN                                                   !1, ~4
          3        ASSIGN                                                   !2, 1
          4      > JMP                                                      ->9
    4     5    >   FETCH_DIM_R                                      ~8      !0, !2
          6        ASSIGN_DIM_OP                ^=              11          !0, 0
          7        OP_DATA                                                  ~8
    3     8        PRE_INC                                                  !2
          9    >   IS_SMALLER                                               !2, !1
         10      > JMPNZ                                                    ~10, ->5
    6    11    >   FETCH_DIM_R                                      ~11     !0, 0
         12        ECHO                                                     ~11
         13      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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