A::missing()

Checks for missing elements in an array

kirby/src/Toolkit/A.php#L675

A::missing(array $array, array $required = [ ]): array

Parameters

Name	Type	Default	Description
$arrayrequired	`array`	no default value	The source array
$required	`array`	`[ ]`	An array of required keys

Return type

array

An array of missing fields. If this is empty, nothing is missing.

Parent class

Kirby\Toolkit\A

Examples

$array = [
  'cat'  => 'miao',
  'dog'  => 'wuff',
  'bird' => 'tweet'
];

$required = ['cat', 'elephant'];

$missing = A::missing($array, $required);
// missing: [
//    'elephant'
// ];