How to Reorder Product Tabs in Woocommerce?

add_filter( ‘woocommerce_product_tabs’, ‘wpsc_woo_reorder_product_tabs’, 98 );

function wpsc_woo_reorder_product_tabs( $tabs ) 
{
    $tabs[‘reviews’][‘priority’] = 5; // Reviews first
    $tabs[‘description’][‘priority’] = 10; // Description second
    $tabs[‘additional_information’][‘priority’] = 15; // Additional information third
    return $tabs;
}