HTML DOM APINavigatorInstance propertiesactiveVRDisplays Non-standard Deprecated appCodeName Deprecated appName Deprecated appVersion Deprecated bluetooth Experimental buildID Non-standard clipboardconnectioncontacts Experimental cookieEnabledcredentialsdeviceMemorydoNotTrack Non-standard Deprecated geolocationglobalPrivacyControl Experimental Non-standard gpu Experimental hardwareConcurrencyhid E
![Navigator: onLine property - Web APIs | MDN](https://cdn-ak-scissors.b.st-hatena.com/image/square/aa767575b4232d312d2c5de428f0bf0955805e26/height=288;version=1;width=512/https%3A%2F%2Fdeveloper.mozilla.org%2Fmdn-social-share.cd6c4a5a.png)