3v4l.org

run code in 300+ PHP versions simultaneously
<?php $json = '{ "Products": [ { "_id": 1 }, { "_id": 2 } ] }'; $object = json_decode($json, true); foreach($object as $value) foreach($value as $products) echo $products['_id'];
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 7, Position 2 = 15
Branch analysis from position: 7
2 jumps found. (Code = 78) Position 1 = 8, Position 2 = 15
Branch analysis from position: 8
2 jumps found. (Code = 77) Position 1 = 9, Position 2 = 13
Branch analysis from position: 9
2 jumps found. (Code = 78) Position 1 = 10, Position 2 = 13
Branch analysis from position: 10
1 jumps found. (Code = 42) Position 1 = 9
Branch analysis from position: 9
Branch analysis from position: 13
1 jumps found. (Code = 42) Position 1 = 7
Branch analysis from position: 7
Branch analysis from position: 13
Branch analysis from position: 15
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 15
filename:       /in/Eq4Xo
function name:  (null)
number of ops:  17
compiled vars:  !0 = $json, !1 = $object, !2 = $value, !3 = $products
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, '%7B%0A++++%22Products%22%3A+%5B%0A++++++++%7B%0A++++++++++++%22_id%22%3A+1%0A++++++++%7D%2C%0A++++++++%7B%0A++++++++++++%22_id%22%3A+2%0A++++++++%7D%0A++++%5D%0A%7D'
   13     1        INIT_FCALL                                               'json_decode'
          2        SEND_VAR                                                 !0
          3        SEND_VAL                                                 <true>
          4        DO_ICALL                                         $5      
          5        ASSIGN                                                   !1, $5
   14     6      > FE_RESET_R                                       $7      !1, ->15
          7    > > FE_FETCH_R                                               $7, !2, ->15
          8    > > FE_RESET_R                                       $8      !2, ->13
          9    > > FE_FETCH_R                                               $8, !3, ->13
         10    >   FETCH_DIM_R                                      ~9      !3, '_id'
         11        ECHO                                                     ~9
         12      > JMP                                                      ->9
         13    >   FE_FREE                                                  $8
         14      > JMP                                                      ->7
         15    >   FE_FREE                                                  $7
         16      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
149.81 ms | 1395 KiB | 15 Q