This API is available on Firefox OS for privileged or certified applications only.
Summary
The readyState property indicates the current state of the socket.
Syntax
var state = instanceOfTCPSocket.readyState;
Value
A string which the value is one of the following: connecting, open, closing, or closed.
Specification
Not part of any specification yet; however, this API is discussed at W3C as part of the System Applications Working Group under the Raw Sockets proposal.