3v4l.org

run code in 300+ PHP versions simultaneously
<?php $c = array(); // You store some data using some string keys foreach (array('ab', 'cd', '10', 'gh', '24') as $key) { $c["$key"] = 1; } // You pass the array $c to some place else and there you do something like foreach ($c as $k => $v) { if ($k === "10") { echo "found"; exit; } }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 2, Position 2 = 7
Branch analysis from position: 2
2 jumps found. (Code = 78) Position 1 = 3, Position 2 = 7
Branch analysis from position: 3
1 jumps found. (Code = 42) Position 1 = 2
Branch analysis from position: 2
Branch analysis from position: 7
2 jumps found. (Code = 77) Position 1 = 9, Position 2 = 16
Branch analysis from position: 9
2 jumps found. (Code = 78) Position 1 = 10, Position 2 = 16
Branch analysis from position: 10
2 jumps found. (Code = 43) Position 1 = 13, Position 2 = 15
Branch analysis from position: 13
1 jumps found. (Code = 79) Position 1 = -2
Branch analysis from position: 15
1 jumps found. (Code = 42) Position 1 = 9
Branch analysis from position: 9
Branch analysis from position: 16
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 16
Branch analysis from position: 7
filename:       /in/XH2eS
function name:  (null)
number of ops:  18
compiled vars:  !0 = $c, !1 = $key, !2 = $v, !3 = $k
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    6     1      > FE_RESET_R                                       $5      <array>, ->7
          2    > > FE_FETCH_R                                               $5, !1, ->7
    7     3    >   CAST                                          6  ~6      !1
          4        ASSIGN_DIM                                               !0, ~6
          5        OP_DATA                                                  1
    6     6      > JMP                                                      ->2
          7    >   FE_FREE                                                  $5
   11     8      > FE_RESET_R                                       $8      !0, ->16
          9    > > FE_FETCH_R                                       ~9      $8, !2, ->16
         10    >   ASSIGN                                                   !3, ~9
   12    11        IS_IDENTICAL                                             !3, '10'
         12      > JMPZ                                                     ~11, ->15
   13    13    >   ECHO                                                     'found'
   14    14      > EXIT                                                     
   11    15    > > JMP                                                      ->9
         16    >   FE_FREE                                                  $8
   16    17      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
157.32 ms | 1394 KiB | 13 Q