内容表

• 特性
• 函数
• 事件
• 浏览器兼容性

captivePortal

Determine the captive portal state of the user’s connection. A captive portal is a web page displayed when a user first connects to a Wi-Fi network. The user provides information or acts on the captive portal web page to gain broader access to network resources, such as accepting terms and conditions or making a payment.

To use this API you need to have the "captivePortal" permission .

特性

captivePortal.canonicalURL

Return the canonical URL of the captive-portal detection page. Read-only.

函数

captivePortal.getLastChecked()

Returns the time, in milliseconds, since the last request was completed.

captivePortal.getState()

Returns the portal state as one of 未知 , not_captive , unlocked_portal ，或 locked_portal .

事件

captivePortal.onConnectivityAvailable

Fires when the captive portal service determines that the user can connect to the internet.

captivePortal.onStateChanged

Fires when the captive portal state changes.

浏览器兼容性

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最后修改： Oct 26, 2021 , 由 MDN 贡献者

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