add_action( 'wp_head', 'wpslash_custom_check_for_table_param' );
function wpslash_custom_check_for_table_param() {
global $woocommerce;
if( isset( $_GET['table'] ) ) {
WC()->customer->set_billing_first_name($_GET['table']);
}
if(empty(WC()->customer->get_billing_first_name()))
{
wc_add_notice('Scan QR Code to continue ordering', 'error' );
wc_print_notices();
}
}
