Get the value of a tag stored into the DNSQuestion object.
:param string key: The tag's key
- :returns: A table of tags, using strings as keys and values
+ :returns: The tag's value if it was set, an empty string otherwise
.. method:: DNSQuestion:getTagArray() -> table
Get all the tags stored into the DNSQuestion object.
- :returns: The tag's value if it was set, an empty string otherwise
+ :returns: A table of tags, using strings as keys and values
.. method:: DNSQuestion:sendTrap(reason)