3v4l.org

run code in 300+ PHP versions simultaneously
<?php $json = '{"1547":29}'; $json = json_decode($json); foreach($json as $key => $val) { echo $key.' - '.$val.PHP_EOL; }
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 6, Position 2 = 13
Branch analysis from position: 6
2 jumps found. (Code = 78) Position 1 = 7, Position 2 = 13
Branch analysis from position: 7
1 jumps found. (Code = 42) Position 1 = 6
Branch analysis from position: 6
Branch analysis from position: 13
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 13
filename:       /in/aNY4b
function name:  (null)
number of ops:  15
compiled vars:  !0 = $json, !1 = $val, !2 = $key
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, '%7B%221547%22%3A29%7D'
    5     1        INIT_FCALL                                               'json_decode'
          2        SEND_VAR                                                 !0
          3        DO_ICALL                                         $4      
          4        ASSIGN                                                   !0, $4
    7     5      > FE_RESET_R                                       $6      !0, ->13
          6    > > FE_FETCH_R                                       ~7      $6, !1, ->13
          7    >   ASSIGN                                                   !2, ~7
    8     8        CONCAT                                           ~9      !2, '+-+'
          9        CONCAT                                           ~10     ~9, !1
         10        CONCAT                                           ~11     ~10, '%0A'
         11        ECHO                                                     ~11
    7    12      > JMP                                                      ->6
         13    >   FE_FREE                                                  $6
    9    14      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
160.52 ms | 1394 KiB | 15 Q