rest_validate_array_contains_unique_items() – Function

rest_validate_array_contains_unique_items( array $input_array ): bool

Checks if an array is made up of unique items.

Parameters

$input_arrayarrayrequired: The array to check.

Return

bool True if the array contains unique items, false otherwise.

Source

function rest_validate_array_contains_unique_items( $input_array ) {
	$seen = array();

	foreach ( $input_array as $item ) {
		$stabilized = rest_stabilize_value( $item );
		$key        = serialize( $stabilized );

		if ( ! isset( $seen[ $key ] ) ) {
			$seen[ $key ] = true;

			continue;
		}

		return false;
	}

	return true;
}

View all references View on Trac View on GitHub

Uses	Description
rest_stabilize_value()`wp-includes/rest-api.php`	Stabilizes a value following JSON Schema semantics.

Used by	Description
rest_validate_array_value_from_schema()`wp-includes/rest-api.php`	Validates an array value based on a schema.
rest_sanitize_value_from_schema()`wp-includes/rest-api.php`	Sanitize a value based on a schema.

Changelog

Version	Description
5.5.0	Introduced.

User Contributed Notes

You must log in before being able to contribute a note or feedback.