NetworkInformation interface provides information about the connection a device is using to communicate with the network and provides a means for scripts to be notified if the connection type changes. The
NetworkInformation interfaces cannot be instantiated. It is instead accessed through the
connection property of the
주의: 이 기능은 Web Worker에서 사용할 수 있습니다
This interface also inherits properties of its parent,
Returns the effective bandwidth estimate in megabits per second, rounded to the nearest multiple of 25 kilobits per seconds.
Returns the maximum downlink speed, in megabits per second (Mbps), for the underlying connection technology.
NetworkInformation.effectiveType(en-US) Read only
Returns the effective type of the connection meaning one of 'slow-2g', '2g', '3g', or '4g'. This value is determined using a combination of recently observed round-trip time and downlink values.
NetworkInformation.rtt(en-US) Read only
Returns the estimated effective round-trip time of the current connection, rounded to the nearest multiple of 25 milliseconds.
NetworkInformation.saveData(en-US) Read only
trueif the user has set a reduced data usage option on the user agent.
NetworkInformation.type(en-US) Read only
Returns the type of connection a device is using to communicate with the network. It will be one of the following values:
This interface also inherits methods of its parent,
|Network Information API |
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