PHP array_column() Fungsi
Contoh
Dapatkan kolom nama belakang dari recordset:
<?php
// An array that represents a possible record set returned from a database
$a = array(
array(
'id' => 5698,
'first_name' => 'Peter',
'last_name' => 'Griffin',
),
array(
'id' => 4767,
'first_name' => 'Ben',
'last_name' => 'Smith',
),
array(
'id' => 3809,
'first_name' => 'Joe',
'last_name' => 'Doe',
)
);
$last_names = array_column($a, 'last_name');
print_r($last_names);
?>
Keluaran:
Array
(
[0] => Griffin
[1] => Smith
[2] => Doe
)
Definisi dan Penggunaan
Fungsi array_column() mengembalikan nilai dari satu kolom dalam array input.
Sintaksis
array_column(array, column_key, index_key)
Nilai Parameter
| Parameter | Description |
|---|---|
| array | Required. Specifies the multi-dimensional array (record-set) to use. As of PHP 7.0, this can also be an array of objects. |
| column_key | Required. An integer key or a string key name of the column of values to return. This parameter can also be NULL to return complete arrays (useful together with index_key to re-index the array) |
| index_key | Optional. The column to use as the index/keys for the returned array |
Detail Teknis
| Nilai Kembali: | Mengembalikan array nilai yang mewakili satu kolom dari array input |
|---|---|
| Versi PHP: | 5.5+ |
Lebih Banyak Contoh
Contoh
Dapatkan kolom nama belakang dari recordset, diindeks oleh kolom "id":
<?php
// An array that represents a possible record set returned from a database
$a = array(
array(
'id' => 5698,
'first_name' => 'Peter',
'last_name' => 'Griffin',
),
array(
'id' => 4767,
'first_name' => 'Ben',
'last_name' => 'Smith',
),
array(
'id' => 3809,
'first_name' => 'Joe',
'last_name' => 'Doe',
)
);
$last_names = array_column($a, 'last_name', 'id');
print_r($last_names);
?>
Keluaran:
Array
(
[5698] => Griffin
[4767] => Smith
[3809] => Doe
)
Referensi Array PHP