function Element::property

Checks if the key is a property.

Parameters

string $key: The key to check.

Return value

bool TRUE of the key is a property, FALSE otherwise.

File

core/lib/Drupal/Core/Render/Element.php, line 25

Class

Element

Provides helper methods for Drupal render elements.

Namespace

Drupal\Core\Render

Code

public static function property($key) {
    return is_string($key) && $key[0] == '#';
}