### 可以收集到的字段 | Timing 事件名 | 字段名 | 有数据 | 示例 1 | 示例 2 | 备注 | | --- | --- | :-: | --: | --: | --- | | `navigationStart` | `N0` | | | | | | `unloadEventStart` | `U0` | | | | | | `unloadEventEnd` | `U1` | | | | | | `redirectStart` | `R0` | | | | | | `redirectEnd` | `R1` | | | | | | `fetchStart` | `F0` | ✓ | `0` | `0` | | | `domainLookupStart` | `D0` | ✓ | `21` | `0` | | | `domainLookupEnd` | `D1` | ✓ | `79` | `3` | | | `connectStart` | `O0` | ✓ | `79` | `3` | | | `connectEnd` | `O1` | ✓ | `118` | `7` | | | `secureConnectionStart` | `S0` | | | | | | `requestStart` | `Q0` | ✓ | `118` | `7` | | | `responseStart` | `P0` | ✓ | `149` | `95` | | | `responseEnd` | `P1` | ✓ | `152` | `150` | | | `domLoading` | `L` | ✓ | `180` | `97` | | | `domInteractive` | `I` | ✓ | `194` | `119` | | | `msFirstPaint` | `P` | ✓ | | `208` | | | `domContentLoadedEventStart` | `C0` | ✓ | `194` | `205` | | | `domContentLoadedEventEnd` | `C1` | ✓ | `197` | `207` | | | `domComplete` | `C` | ✓ | `198` | `207` | | | `loadEventStart` | `L0` | ✓ | `198` | `207` | | | `loadEventEnd` | `L1` | ✓ | `198` | `207` | | ### 其它字段 字段短名 | 全名 | 取值 | 含义 ---|---|---| --- R | redirectCount | 整数 | 跳转次数 T | type | <li>`'n'`<li>`'r'`<li>`'b'` | 进入当前页的方式：<li>`navigate`<li>`reload`<li>`back_forward` T0 | - | 类似 `1495439387427` | `navigationStart` 的时间戳 TS | test segment | `0` 或 `1` | 是否处于测试组 * Simple-Web-Perf 的压缩文件（`*.min.js`）放弃输出这几个字段。
可以收集到的字段
navigationStartN0unloadEventStartU0unloadEventEndU1redirectStartR0redirectEndR1fetchStartF000domainLookupStartD0210domainLookupEndD1793connectStartO0793connectEndO11187secureConnectionStartS0requestStartQ01187responseStartP014995responseEndP1152150domLoadingL18097domInteractiveI194119msFirstPaintP208domContentLoadedEventStartC0194205domContentLoadedEventEndC1197207domCompleteC198207loadEventStartL0198207loadEventEndL1198207其它字段
'n''r''b'navigatereloadback_forward1495439387427navigationStart的时间戳0或1*.min.js）放弃输出这几个字段。