JavaScript location.host vs location.hostname

JavaScript location.host vs location.hostname example for this domain address http://jquery4u.com

location.host gives us jquery4u.com
location.hostname gives us jquery4u.com

You may be wondering, whats the difference?

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Well host takes into consideration any specific ports also!

ports

Try it below!

Check out this awesome site below.

source:
http://bl.ocks.org/abernier/raw/3070589/