Change product title to date selector in WC Vendors Pro

functions.php

<?php 

// Put this in your themes functions.php
add_filter( 'wcv_product_title', 'product_title_date' ); 

function product_title_date( $args ){ 
	$args[ 'class' ] = 'wcv-datepicker'; 
	return $args; 
}

?>