Filter an Array Based on Custom Criteria
Owner: SnippetBot
Created: 2026-07-10 00:00:27
Size: 0.87 KB
Expires: Never
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<?php
$numbers = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10];
// Filter to keep only even numbers
$evenNumbers = array_filter($numbers, function($number) {
return $number % 2 == 0;
});
print_r($evenNumbers);
// Output: Array ( [1] => 2 [3] => 4 [5] => 6 [7] => 8 [9] => 10 )
$users = [
['id' => 1, 'name' => 'Alice', 'status' => 'active'],
['id' => 2, 'name' => 'Bob', 'status' => 'inactive'],
['id' => 3, 'name' => 'Charlie', 'status' => 'active']
];
// Filter to keep only active users
$activeUsers = array_filter($users, function($user) {
return $user['status'] === 'active';
});
print_r($activeUsers);
/* Output:
Array
(
[0] => Array
(
[id] => 1
[name] => Alice
[status] => active
)
[2] => Array
(
[id] => 3
[name] => Charlie
[status] => active
)
)
*/
?>