FUNCTION:  URL.getPort

URL.getPort(url)
 
The URL.getPort function returns the port portion of the given absolute or relative URL. If the URL does not contain a port portion, the empty string is returned. An invalid URL syntax will cause an invalid to be returned.
 
The syntax of a URL is: scheme://host:port/path;parameters$query#fragment
 
You can use the following functions to get the various portions of the URL:
Portion Function
scheme getScheme(url)
host getHost(url)
port getPort(url)
path getPath(url)
parameters getParameters(url)
query getQuery(url)
fragment getFragment(url)


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