3v4l.org

run code in 300+ PHP versions simultaneously
<?php $ar = array(1,6,2,9,3,0,5,7,4); sort($ar); $count = count($ar); foreach ($ar as $index => $val) { if ($index != $val) { echo $index; } }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 7, Position 2 = 13
Branch analysis from position: 7
2 jumps found. (Code = 78) Position 1 = 8, Position 2 = 13
Branch analysis from position: 8
2 jumps found. (Code = 43) Position 1 = 11, Position 2 = 12
Branch analysis from position: 11
1 jumps found. (Code = 42) Position 1 = 7
Branch analysis from position: 7
Branch analysis from position: 12
Branch analysis from position: 13
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 13
filename:       /in/OIO5O
function name:  (null)
number of ops:  15
compiled vars:  !0 = $ar, !1 = $count, !2 = $val, !3 = $index
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    4     1        INIT_FCALL                                               'sort'
          2        SEND_REF                                                 !0
          3        DO_ICALL                                                 
    5     4        COUNT                                            ~6      !0
          5        ASSIGN                                                   !1, ~6
    7     6      > FE_RESET_R                                       $8      !0, ->13
          7    > > FE_FETCH_R                                       ~9      $8, !2, ->13
          8    >   ASSIGN                                                   !3, ~9
    8     9        IS_NOT_EQUAL                                             !3, !2
         10      > JMPZ                                                     ~11, ->12
    9    11    >   ECHO                                                     !3
    7    12    > > JMP                                                      ->7
         13    >   FE_FREE                                                  $8
   11    14      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
151.64 ms | 1386 KiB | 15 Q