类：PerformanceMeasure

¥Class: PerformanceMeasure

• 继承：<PerformanceEntry>

  ¥Extends: <PerformanceEntry>

公开通过 Performance.measure() 方法创建的度量。

¥Exposes measures created via the Performance.measure() method.

此类的构造函数不直接暴露给用户。

¥The constructor of this class is not exposed to users directly.