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  1. <?php
  2. // Tableau représentant un jeu d'enregistrements issu d'une base de données
  3.  
  4. $records = array (
  5.   0 => 
  6.   array (
  7.     'id' => '3',
  8.     'groupname' => 'test',
  9.     'cinema_group' => '2',
  10.     'cinema_name' => 'test_1',
  11.     'cinema_location' => 'test_location1',
  12.   ),
  13.   1 => 
  14.   array (
  15.     'id' => '4',
  16.     'groupname' => 'test',
  17.     'cinema_group' => '2',
  18.     'cinema_name' => 'test_2',
  19.     'cinema_location' => 'test_location2',
  20.   ),
  21.   2 => 
  22.   array (
  23.     'id' => '5',
  24.     'groupname' => 'test',
  25.     'cinema_group' => '2',
  26.     'cinema_name' => 'test3',
  27.     'cinema_location' => 'test_location3',
  28.   ),
  29.   3 => 
  30.   array (
  31.     'id' => '6',
  32.     'groupname' => 'test',
  33.     'cinema_group' => '2',
  34.     'cinema_name' => 'test4',
  35.     'cinema_location' => 'test_location4',
  36.   ),
  37. );
  38.  
  39. $first_names = array_column($records, null, 'id');
  40.  
  41. print_r($first_names);
Success #stdin #stdout 0.01s 82880KB
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Array
(
    [3] => Array
        (
            [id] => 3
            [groupname] => test
            [cinema_group] => 2
            [cinema_name] => test_1
            [cinema_location] => test_location1
        )

    [4] => Array
        (
            [id] => 4
            [groupname] => test
            [cinema_group] => 2
            [cinema_name] => test_2
            [cinema_location] => test_location2
        )

    [5] => Array
        (
            [id] => 5
            [groupname] => test
            [cinema_group] => 2
            [cinema_name] => test3
            [cinema_location] => test_location3
        )

    [6] => Array
        (
            [id] => 6
            [groupname] => test
            [cinema_group] => 2
            [cinema_name] => test4
            [cinema_location] => test_location4
        )

)
https://ideone.com/yIMqOl
language:
PHP (php 7.3.5)
created:
7 years ago
visibility:
secret

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