getport
npm install getport
Find an open port to listen on.
`getport(function (e, port) {})``
var getport =
Note: getport uses a TCP client to check the ports and see if anyone has bound to them. If you do not have permission to bind to a port you may still get an error.
getport(start, function (e, port) {})
getport(start, end, function (e, port) {})