mdn-browser-compat-data/api/NavigatorOnLine.json

Browser compatibility data provided by MDN Web Docs

{
  "api": {
    "NavigatorOnLine": {
      "__compat": {
        "mdn_url": "https://developer.mozilla.org/docs/Web/API/NavigatorOnLine",
        "support": {
          "chrome": {
            "version_added": true
          },
          "chrome_android": {
            "version_added": true
          },
          "edge": {
            "version_added": null
          },
          "edge_mobile": {
            "version_added": null
          },
          "firefox": {
            "version_added": true
          },
          "firefox_android": {
            "version_added": true
          },
          "ie": {
            "version_added": true
          },
          "opera": {
            "version_added": true
          },
          "opera_android": {
            "version_added": true
          },
          "safari": {
            "version_added": true
          },
          "safari_ios": {
            "version_added": true
          },
          "webview_android": {
            "version_added": true
          }
        },
        "status": {
          "experimental": false,
          "standard_track": true,
          "deprecated": false
        }
      },
      "worker_support": {
        "__compat": {
          "description": "Support on <code>WorkerNavigator</code>",
          "support": {
            "chrome": {
              "version_added": null
            },
            "chrome_android": {
              "version_added": "29"
            },
            "edge": {
              "version_added": null
            },
            "edge_mobile": {
              "version_added": null
            },
            "firefox": {
              "version_added": "29"
            },
            "firefox_android": {
              "version_added": "35"
            },
            "ie": {
              "version_added": null
            },
            "opera": {
              "version_added": null
            },
            "opera_android": {
              "version_added": null
            },
            "safari": {
              "version_added": null
            },
            "safari_ios": {
              "version_added": null
            },
            "webview_android": {
              "version_added": null
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "onLine": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/NavigatorOnLine/onLine",
          "support": {
            "chrome": {
              "version_added": true,
              "notes": "Earlier versions of Chrome incorrectly return true when a tab is first opened, but it starts reporting the correct connectivity status after the first network event. Windows: 11, Mac: 14, Chrome OS: 13, Linux: Always returns <code>true</code>. For history, see <a href='http://crbug.com/7469'>crbug.com/7469</a>."
            },
            "chrome_android": {
              "version_added": true
            },
            "edge": {
              "version_added": true
            },
            "edge_mobile": {
              "version_added": true
            },
            "firefox": [
              {
                "version_added": "3.5",
                "notes": "Since Firefox 4 the browser returns <code>true</code> when 'Work Offline' mode is disabled and <code>false</code> when it is enabled, regardless of actual connectivity."
              },
              {
                "version_added": "4",
                "notes": "Since Firefox 41, on OS X and Windows, the returned values follow the actual network connectivity, unless 'Work offline' mode is selected (where it will always return <code>false</code>)."
              }
            ],
            "firefox_android": {
              "version_added": "4"
            },
            "ie": {
              "version_added": "8",
              "notes": "in Internet Explorer 8 'online' and 'offline' events are raised on the <code>document.body</code>; under IE 9 they are raised on both <code>document.body</code> and <code>window</code>."
            },
            "opera": {
              "version_added": false,
              "notes": "Since Opera 11.10, the browser returns <code>true</code> when 'Work Offline' mode is disabled and <code>false</code> when it is enabled, regardless of actual connectivity."
            },
            "opera_android": {
              "version_added": null
            },
            "safari": {
              "version_added": "5"
            },
            "safari_ios": {
              "version_added": true
            },
            "webview_android": {
              "version_added": true,
              "notes": "Faulty in a WebView component, see Issue <a href='http://code.google.com/p/android/issues/detail?id=16760'>bug 16760</a>."
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      }
    }
  }
}