WooCommerce::__get() │ public │ WC 1.0

Autoload inaccessible or non-existing properties on demand.

Method of the class: WooCommerce{}

No Hooks.

Return

Mixed.

Usage

$WooCommerce = new WooCommerce();
$WooCommerce->__get( $key );
$key(mixed) (required)
Key name.

WooCommerce::__get() code WC 9.2.3

woocommerce/includes/class-woocommerce.php 
public function __get( $key ) {
	if ( 'api' === $key ) {
		// The Legacy REST API was removed from WooCommerce core as of version 9.0 (moved to a dedicated plugin),
		// but some plugins are still using wc()->api->get_endpoint_data. This method now lives in the RestApiUtil class,
		// but we expose it through LegacyRestApiStub to limit the scope of what can be done via WC()->api.
		//
		// On the other hand, if the dedicated plugin is installed it will set the $api property by itself
		// to an instance of the old WC_API class, which of course still has the get_endpoint_data method.
		if ( is_null( $this->api ) && ! $this->legacy_rest_api_is_available() ) {
			$this->api = wc_get_container()->get( LegacyRestApiStub::class );
		}

		return $this->api;
	}

	if ( in_array( $key, array( 'payment_gateways', 'shipping', 'mailer', 'checkout' ), true ) ) {
		return $this->$key();
	}
}