The output method on this class.
Declaration Syntax Return Value
The URL query string output of this class, where key value
pairs are delimited by '&' and the pairs themselvs are
delimited by '=' and the values are x-www-form-urlencoded.
Remarks
This method will output a query string format of the input
URL and subsequent add and remove calls. A call to this method
does not invalidate the class but merely generates a snapshot
output.