xgqfrms/前端监控-SDK.md

## 前端监控-SDK.md

      
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              前端监控-SDK.md
            
          
    前端监控-SDK

https://developer.mozilla.org/en-US/docs/Web/API/Navigator/sendBeacon
https://developer.mozilla.org/en-US/docs/Web/API/Document/visibilityState
https://developer.mozilla.org/en-US/docs/Web/API/Window/pagehide_event


UA 数据采集


页面停留时间


userInfo


性能监控 APM


Sentry 错误监控