https://performanceobserver.dev/
PerformanceObserver: A virtual web perf meetup
Join the PerformanceObserver virtual performance meetup to get all the latest web performance news and hang out with the community.
performanceobservervirtualwebmeetup
https://developers.weixin.qq.com/miniprogram/dev/api/base/performance/PerformanceObserver.disconnect.html
PerformanceObserver.disconnect() | 微信开放文档
performanceobserverdisconnect
https://developer.mozilla.org/en-US/docs/Web/API/PerformanceObserver/takeRecords
PerformanceObserver: takeRecords() method - Web APIs | MDN
The takeRecords() method of the PerformanceObserver interface returns the current list of PerformanceEntry objects stored in the performance observer, emptying...
web apisperformanceobservertakerecordsmethodmdn