3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = ['element1', 'element2', 'element3', 'element4']; for ($i = 0; $i < count($array); $i++) { if ($i != 1) { echo $array[$i] . PHP_EOL; } } $i = 0; while ($i < count($array)) { if ($i != 1) { echo $array[$i] . PHP_EOL; } $i++; } $array = ['element1', 'element2', 'element3', 'element4']; $i = 0; do { if ($i != 1) { echo $array[$i] . PHP_EOL; } $i++; } while ($i < count($array)); $array = ['element1', 'element2', 'element3', 'element4']; foreach ($array as $key => $value) { if ($key != 1) { echo $value . PHP_EOL; } } $array = ['element1', 'element2', 'element3', 'element4']; $i = 0; while (true) { if ($i == count($array)) { break; } if ($i != 1) { echo $array[$i] . PHP_EOL; } $i++; }
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 = 12, Position 2 = 3
Branch analysis from position: 12
1 jumps found. (Code = 42) Position 1 = 20
Branch analysis from position: 20
2 jumps found. (Code = 44) Position 1 = 23, Position 2 = 14
Branch analysis from position: 23
2 jumps found. (Code = 43) Position 1 = 27, Position 2 = 30
Branch analysis from position: 27
2 jumps found. (Code = 44) Position 1 = 34, Position 2 = 25
Branch analysis from position: 34
2 jumps found. (Code = 77) Position 1 = 36, Position 2 = 43
Branch analysis from position: 36
2 jumps found. (Code = 78) Position 1 = 37, Position 2 = 43
Branch analysis from position: 37
2 jumps found. (Code = 43) Position 1 = 40, Position 2 = 42
Branch analysis from position: 40
1 jumps found. (Code = 42) Position 1 = 36
Branch analysis from position: 36
Branch analysis from position: 42
Branch analysis from position: 43
1 jumps found. (Code = 42) Position 1 = 57
Branch analysis from position: 57
2 jumps found. (Code = 44) Position 1 = 58, Position 2 = 47
Branch analysis from position: 58
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 47
2 jumps found. (Code = 43) Position 1 = 50, Position 2 = 51
Branch analysis from position: 50
1 jumps found. (Code = 42) Position 1 = 58
Branch analysis from position: 58
Branch analysis from position: 51
2 jumps found. (Code = 43) Position 1 = 53, Position 2 = 56
Branch analysis from position: 53
2 jumps found. (Code = 44) Position 1 = 58, Position 2 = 47
Branch analysis from position: 58
Branch analysis from position: 47
Branch analysis from position: 56
Branch analysis from position: 43
Branch analysis from position: 25
Branch analysis from position: 30
Branch analysis from position: 14
2 jumps found. (Code = 43) Position 1 = 16, Position 2 = 19
Branch analysis from position: 16
2 jumps found. (Code = 44) Position 1 = 23, Position 2 = 14
Branch analysis from position: 23
Branch analysis from position: 14
Branch analysis from position: 19
Branch analysis from position: 3
2 jumps found. (Code = 43) Position 1 = 5, Position 2 = 8
Branch analysis from position: 5
2 jumps found. (Code = 44) Position 1 = 12, Position 2 = 3
Branch analysis from position: 12
Branch analysis from position: 3
Branch analysis from position: 8
filename:       /in/B7vgb
function name:  (null)
number of ops:  59
compiled vars:  !0 = $array, !1 = $i, !2 = $value, !3 = $key
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    5     1        ASSIGN                                                   !1, 0
          2      > JMP                                                      ->9
    6     3    >   IS_NOT_EQUAL                                             !1, 1
          4      > JMPZ                                                     ~6, ->8
    7     5    >   FETCH_DIM_R                                      ~7      !0, !1
          6        CONCAT                                           ~8      ~7, '%0A'
          7        ECHO                                                     ~8
    5     8    >   PRE_INC                                                  !1
          9    >   COUNT                                            ~10     !0
         10        IS_SMALLER                                               !1, ~10
         11      > JMPNZ                                                    ~11, ->3
   11    12    >   ASSIGN                                                   !1, 0
   12    13      > JMP                                                      ->20
   13    14    >   IS_NOT_EQUAL                                             !1, 1
         15      > JMPZ                                                     ~13, ->19
   14    16    >   FETCH_DIM_R                                      ~14     !0, !1
         17        CONCAT                                           ~15     ~14, '%0A'
         18        ECHO                                                     ~15
   16    19    >   PRE_INC                                                  !1
   12    20    >   COUNT                                            ~17     !0
         21        IS_SMALLER                                               !1, ~17
         22      > JMPNZ                                                    ~18, ->14
   19    23    >   ASSIGN                                                   !0, <array>
   21    24        ASSIGN                                                   !1, 0
   23    25    >   IS_NOT_EQUAL                                             !1, 1
         26      > JMPZ                                                     ~21, ->30
   24    27    >   FETCH_DIM_R                                      ~22     !0, !1
         28        CONCAT                                           ~23     ~22, '%0A'
         29        ECHO                                                     ~23
   26    30    >   PRE_INC                                                  !1
   27    31        COUNT                                            ~25     !0
         32        IS_SMALLER                                               !1, ~25
         33      > JMPNZ                                                    ~26, ->25
   29    34    >   ASSIGN                                                   !0, <array>
   31    35      > FE_RESET_R                                       $28     !0, ->43
         36    > > FE_FETCH_R                                       ~29     $28, !2, ->43
         37    >   ASSIGN                                                   !3, ~29
   32    38        IS_NOT_EQUAL                                             !3, 1
         39      > JMPZ                                                     ~31, ->42
   33    40    >   CONCAT                                           ~32     !2, '%0A'
         41        ECHO                                                     ~32
   31    42    > > JMP                                                      ->36
         43    >   FE_FREE                                                  $28
   37    44        ASSIGN                                                   !0, <array>
   39    45        ASSIGN                                                   !1, 0
   40    46      > JMP                                                      ->57
   41    47    >   COUNT                                            ~35     !0
         48        IS_EQUAL                                                 !1, ~35
         49      > JMPZ                                                     ~36, ->51
   42    50    > > JMP                                                      ->58
   44    51    >   IS_NOT_EQUAL                                             !1, 1
         52      > JMPZ                                                     ~37, ->56
   45    53    >   FETCH_DIM_R                                      ~38     !0, !1
         54        CONCAT                                           ~39     ~38, '%0A'
         55        ECHO                                                     ~39
   47    56    >   PRE_INC                                                  !1
   40    57    > > JMPNZ                                                    <true>, ->47
   48    58    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
145.52 ms | 1012 KiB | 13 Q