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  1. <?php
  2.  
  3. $array = [
  4. "Apartamento" => [ "Characteristics" => [
  5.  "external_area"=>
  6.     [
  7.       0=> "varanda",
  8.       1=> "lavanderia",
  9.       2=> "piscina",
  10.       3=> "muros",
  11.       4=> "area_serviço"
  12.     ],
  13.     "bedroom"=>
  14.     [
  15.       0=> "piso_frio",
  16.       1=> "alvenaria",
  17.       2=> "azulejo_teto",
  18.       3=> "massa_corrida"
  19.     ]
  20.    ]
  21.    ],
  22. "Casa" => [ "Characteristics" => [
  23.  
  24.  "internal_area"=>
  25.      [
  26.       0=> "mesa de madeira",
  27.       1=> "area"
  28.     ],
  29.     "options"=>
  30.      [
  31.       0=> "2 andares",
  32.       1=> "banheiro externo",
  33.       ]
  34.    ]
  35.    ]];
  36.  
  37.  
  38. array_walk_recursive($array, function ($item, $key) 
  39. {
  40.     global $Characeristics;
  41.     if (! is_array( $item ) ) 
  42.     	$Characeristics[] = $item;
  43. });
  44.  
  45. $result = array( "Characeristics" => $Characeristics );
  46.  
  47. var_dump($result);
Success #stdin #stdout 0.01s 52488KB
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array(1) {
  ["Characeristics"]=>
  array(13) {
    [0]=>
    string(7) "varanda"
    [1]=>
    string(10) "lavanderia"
    [2]=>
    string(7) "piscina"
    [3]=>
    string(5) "muros"
    [4]=>
    string(13) "area_serviço"
    [5]=>
    string(9) "piso_frio"
    [6]=>
    string(9) "alvenaria"
    [7]=>
    string(12) "azulejo_teto"
    [8]=>
    string(13) "massa_corrida"
    [9]=>
    string(15) "mesa de madeira"
    [10]=>
    string(4) "area"
    [11]=>
    string(9) "2 andares"
    [12]=>
    string(16) "banheiro externo"
  }
}
https://ideone.com/TfKH7Z
language:
PHP (php 7.3.5)
created:
8 years ago
visibility:
public

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