概要
PerformanceTiming.secureConnectionStart 是一个返回代表一个时刻的 unsigned long long 型只读属性，为安全连接握手开始的时刻的 Unix毫秒时间戳。如果只要你过的连接没有被请求，则它返回 0。
语法
time = performanceTiming.secureConnectionStart;
标准
| Specification | Status | Comment |
|---|---|---|
| Navigation Timing PerformanceTiming.secureConnectionStart |
Recommendation | Initial definition. |
浏览器兼容性
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参见
- 它属于
PerformanceTiming接口。