3v4l.org

run code in 300+ PHP versions simultaneously
<?php $unflattened_array = [ '["2", "3"]', '["4"]', '["4", "3"]' ]; $flattened_array = []; foreach ($unflattened_array as $items) { array_push($flattened_array, ...json_decode($items)); } $flattened_array = array_unique($flattened_array); var_dump($flattened_array);
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 77) Position 1 = 3, Position 2 = 13
Branch analysis from position: 3
2 jumps found. (Code = 78) Position 1 = 4, Position 2 = 13
Branch analysis from position: 4
1 jumps found. (Code = 42) Position 1 = 3
Branch analysis from position: 3
Branch analysis from position: 13
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 13
filename:       /in/5bP7t
function name:  (null)
number of ops:  22
compiled vars:  !0 = $unflattened_array, !1 = $flattened_array, !2 = $items
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <array>
    9     1        ASSIGN                                                   !1, <array>
   11     2      > FE_RESET_R                                       $5      !0, ->13
          3    > > FE_FETCH_R                                               $5, !2, ->13
   12     4    >   INIT_FCALL                                               'array_push'
          5        SEND_REF                                                 !1
          6        INIT_FCALL                                               'json_decode'
          7        SEND_VAR                                                 !2
          8        DO_ICALL                                         $6      
          9        SEND_UNPACK                                              $6
         10        CHECK_UNDEF_ARGS                                         
         11        DO_ICALL                                                 
   11    12      > JMP                                                      ->3
         13    >   FE_FREE                                                  $5
   15    14        INIT_FCALL                                               'array_unique'
         15        SEND_VAR                                                 !1
         16        DO_ICALL                                         $8      
         17        ASSIGN                                                   !1, $8
   17    18        INIT_FCALL                                               'var_dump'
         19        SEND_VAR                                                 !1
         20        DO_ICALL                                                 
         21      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
140.28 ms | 1003 KiB | 17 Q