ServiceWorkerRegistration：sync 属性

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安全上下文: 此项功能仅在一些支持的浏览器的安全上下文（HTTPS）中可用。

备注： 此特性在 Web Worker 中可用。

ServiceWorkerRegistration 接口的 sync 只读属性返回管理后台同步进程的 SyncManager 接口的引用。

值

SyncManager 对象。

规范

Specification
Web Background Synchronization # dom-serviceworkerregistration-sync

浏览器兼容性

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