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<?php $mainNumber = 6; $finalData = []; for ($i = 1; $i <= $mainNumber; ++$i) { $finalData[] = $mainNumber + (($i & 1 ? -1 : 1) * $i); } var_export($finalData);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 14
Branch analysis from position: 14
2 jumps found. (Code = 44) Position 1 = 16, Position 2 = 4
Branch analysis from position: 16
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 4
2 jumps found. (Code = 43) Position 1 = 6, Position 2 = 8
Branch analysis from position: 6
1 jumps found. (Code = 42) Position 1 = 9
Branch analysis from position: 9
2 jumps found. (Code = 44) Position 1 = 16, Position 2 = 4
Branch analysis from position: 16
Branch analysis from position: 4
Branch analysis from position: 8
2 jumps found. (Code = 44) Position 1 = 16, Position 2 = 4
Branch analysis from position: 16
Branch analysis from position: 4
filename:       /in/Qv592
function name:  (null)
number of ops:  20
compiled vars:  !0 = $mainNumber, !1 = $finalData, !2 = $i
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 6
    3     1        ASSIGN                                                   !1, <array>
    4     2        ASSIGN                                                   !2, 1
          3      > JMP                                                      ->14
    5     4    >   BW_AND                                           ~7      !2, 1
          5      > JMPZ                                                     ~7, ->8
          6    >   QM_ASSIGN                                        ~8      -1
          7      > JMP                                                      ->9
          8    >   QM_ASSIGN                                        ~8      1
          9    >   MUL                                              ~9      !2, ~8
         10        ADD                                              ~10     !0, ~9
         11        ASSIGN_DIM                                               !1
         12        OP_DATA                                                  ~10
    4    13        PRE_INC                                                  !2
         14    >   IS_SMALLER_OR_EQUAL                                      !2, !0
         15      > JMPNZ                                                    ~12, ->4
    7    16    >   INIT_FCALL                                               'var_export'
         17        SEND_VAR                                                 !1
         18        DO_ICALL                                                 
         19      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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147.9 ms | 1002 KiB | 14 Q