Question

how to send parameter as arrays in webservice in c#?

public xmlElement insertPurchase(string[] txtproductCode, int[] quantity
    , string user, string password)
{

}

how to return xml element from array parameters

Answer 1

Change XmlElement to string and return string from method.

foreach (string value in txtproductCode)
    {
        // process the value
               string productCode = value ;
    }