3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [1, 2, 3]; echo "Foreach 1: "; foreach ($array as $value) echo $value; echo "\n"; echo "Foreach 2: "; foreach ($array as $value) echo $value; echo "\n"; echo "Each 1: "; while (list(, $value) = each($array)) echo $value; echo "\n"; echo "Each 2: "; while (list(, $value) = each($array)) echo $value; echo "\n"; echo "Reset/Each: "; reset($array); while (list(, $value) = each($array)) echo $value; echo "\n";
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 3, Position 2 = 6
Branch analysis from position: 3
2 jumps found. (Code = 78) Position 1 = 4, Position 2 = 6
Branch analysis from position: 4
1 jumps found. (Code = 42) Position 1 = 3
Branch analysis from position: 3
Branch analysis from position: 6
2 jumps found. (Code = 77) Position 1 = 10, Position 2 = 13
Branch analysis from position: 10
2 jumps found. (Code = 78) Position 1 = 11, Position 2 = 13
Branch analysis from position: 11
1 jumps found. (Code = 42) Position 1 = 10
Branch analysis from position: 10
Branch analysis from position: 13
1 jumps found. (Code = 42) Position 1 = 18
Branch analysis from position: 18
2 jumps found. (Code = 44) Position 1 = 24, Position 2 = 17
Branch analysis from position: 24
1 jumps found. (Code = 42) Position 1 = 28
Branch analysis from position: 28
2 jumps found. (Code = 44) Position 1 = 34, Position 2 = 27
Branch analysis from position: 34
1 jumps found. (Code = 42) Position 1 = 41
Branch analysis from position: 41
2 jumps found. (Code = 44) Position 1 = 47, Position 2 = 40
Branch analysis from position: 47
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 40
2 jumps found. (Code = 44) Position 1 = 47, Position 2 = 40
Branch analysis from position: 47
Branch analysis from position: 40
Branch analysis from position: 27
2 jumps found. (Code = 44) Position 1 = 34, Position 2 = 27
Branch analysis from position: 34
Branch analysis from position: 27
Branch analysis from position: 17
2 jumps found. (Code = 44) Position 1 = 24, Position 2 = 17
Branch analysis from position: 24
Branch analysis from position: 17
Branch analysis from position: 13
Branch analysis from position: 6
filename:       /in/ncnBZ
function name:  (null)
number of ops:  49
compiled vars:  !0 = $array, !1 = $value
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    5     1        ECHO                                                     'Foreach+1%3A++'
    6     2      > FE_RESET_R                                       $3      !0, ->6
          3    > > FE_FETCH_R                                               $3, !1, ->6
          4    >   ECHO                                                     !1
          5      > JMP                                                      ->3
          6    >   FE_FREE                                                  $3
    7     7        ECHO                                                     '%0A'
    9     8        ECHO                                                     'Foreach+2%3A++'
   10     9      > FE_RESET_R                                       $4      !0, ->13
         10    > > FE_FETCH_R                                               $4, !1, ->13
         11    >   ECHO                                                     !1
         12      > JMP                                                      ->10
         13    >   FE_FREE                                                  $4
   11    14        ECHO                                                     '%0A'
   13    15        ECHO                                                     'Each+1%3A+++++'
   14    16      > JMP                                                      ->18
         17    >   ECHO                                                     !1
         18    >   INIT_FCALL_BY_NAME                                       'each'
         19        SEND_VAR_EX                                              !0
         20        DO_FCALL                                      0  $5      
         21        FETCH_LIST_R                                     $6      $5, 1
         22        ASSIGN                                                   !1, $6
         23      > JMPNZ                                                    $5, ->17
   15    24    >   ECHO                                                     '%0A'
   17    25        ECHO                                                     'Each+2%3A+++++'
   18    26      > JMP                                                      ->28
         27    >   ECHO                                                     !1
         28    >   INIT_FCALL_BY_NAME                                       'each'
         29        SEND_VAR_EX                                              !0
         30        DO_FCALL                                      0  $8      
         31        FETCH_LIST_R                                     $9      $8, 1
         32        ASSIGN                                                   !1, $9
         33      > JMPNZ                                                    $8, ->27
   19    34    >   ECHO                                                     '%0A'
   21    35        ECHO                                                     'Reset%2FEach%3A+'
   22    36        INIT_FCALL                                               'reset'
         37        SEND_REF                                                 !0
         38        DO_ICALL                                                 
   23    39      > JMP                                                      ->41
         40    >   ECHO                                                     !1
         41    >   INIT_FCALL_BY_NAME                                       'each'
         42        SEND_VAR_EX                                              !0
         43        DO_FCALL                                      0  $12     
         44        FETCH_LIST_R                                     $13     $12, 1
         45        ASSIGN                                                   !1, $13
         46      > JMPNZ                                                    $12, ->40
   24    47    >   ECHO                                                     '%0A'
         48      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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136.98 ms | 1400 KiB | 15 Q