title: datatype of items in listbox
body: <p>i am using the list box to store the input from user.
  is there is any way to find the type of the item in the listbox, means to say that i want to find the type of item in the listbox whether the item is string type or int type.
  is there is any way to do so. if yes please let me know...
  i am using code below to iterate through the items in listbox:</p>
  
  <pre><code> foreach (ListItem item in ListBox2.Items)
              {
  
                  value = temp + item;
                  temp = value + "," ;
              }
  </code></pre>
  
  <p>thanks..</p>