Web Method

If our return type is DataSet then we will get this error message

A circular reference was detected while serializing an object of
type "System.goblaization.CultureInfo"

setting response format to XML

[System.Web.Script.Services.ScriptMethod(ResponseFormat=
System.Web.Script.Services.ResponseFormat.Xml)]
public DataSet Get()
{
   DataSet ds = new DataSet();

   return ds;
}