Window：trustedTypes 属性
Limited availability
This feature is not Baseline because it does not work in some of the most widely-used browsers.
Window 接口的 trustedTypes 只读属性返回与全局对象关联的 TrustedTypePolicyFactory 对象，为使用可信类型 API 提供入口点。
值
一个 TrustedTypePolicyFactory 对象。
规范
| Specification |
|---|
| Trusted Types # extensions-to-the-windoworworkerglobalscope-interface |
浏览器兼容性
BCD tables only load in the browser