Add a empty cart button to cart page

// Adds a EMPTY CART button to cart
add_action( 'init', 'woocommerce_clear_cart_url' );
function woocommerce_clear_cart_url() {
	global $woocommerce;

	if ( isset( $_GET['empty-cart'] ) ) {
		$woocommerce->cart->empty_cart();
	}
}

add_action( 'woocommerce_cart_actions', 'tws_add_clear_cart_button', 20 );
function tws_add_clear_cart_button() {
	echo "<a class='button empty-button' href='?empty-cart=true'>" . __( 'Tøm handlekurv', 'woocommerce' ) . "</a>";
}