3v4l.org

run code in 500+ PHP versions simultaneously
<?php $hold = ['warning', 'warning', 'critical', 'ok', 'this is bad']; $messages = ['warning' => 'it is a warning', 'critical' => 'its critical', 'ok' => 'everyhting is ok']; foreach ($hold as $status) { echo ($messages[$status] ?? 'unknown') . PHP_EOL; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 3, Position 2 = 10
Branch analysis from position: 3
2 jumps found. (Code = 78) Position 1 = 4, Position 2 = 10
Branch analysis from position: 4
1 jumps found. (Code = 42) Position 1 = 3
Branch analysis from position: 3
Branch analysis from position: 10
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 10
filename:       /in/jNkfF
function name:  (null)
number of ops:  12
compiled vars:  !0 = $hold, !1 = $messages, !2 = $status
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                       !0, <array>
    5     1        ASSIGN                                                       !1, <array>
    9     2      > FE_RESET_R                                           $5      !0, ->10
          3    > > FE_FETCH_R                                                   $5, !2, ->10
   10     4    >   FETCH_DIM_IS                                         ~6      !1, !2
          5        COALESCE                                             ~7      ~6
          6        QM_ASSIGN                                            ~7      'unknown'
          7        CONCAT                                               ~8      ~7, '%0A'
          8        ECHO                                                         ~8
    9     9      > JMP                                                          ->3
         10    >   FE_FREE                                                      $5
   11    11      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


preferences:
191.81 ms | 1730 KiB | 13 Q