perf_hooks.createHistogram([options])

新增于: v15.9.0

  • options <Object>

    • lowest <number> | <bigint> 最低可识别值。必须是大于 0 的整数值。默认值：1。

      ¥lowest <number> | <bigint> The lowest discernible value. Must be an integer value greater than 0. Default: 1.

    • highest <number> | <bigint> 最高可记录值。必须是等于或大于 lowest 两倍的整数值。默认值：Number.MAX_SAFE_INTEGER。

      ¥highest <number> | <bigint> The highest recordable value. Must be an integer value that is equal to or greater than two times lowest. Default: Number.MAX_SAFE_INTEGER.

    • figures <number> 精度位数。必须是 1 和 5 之间的数字。默认值：3。

      ¥figures <number> The number of accuracy digits. Must be a number between 1 and 5. Default: 3.

  • 返回 <RecordableHistogram>

    ¥Returns <RecordableHistogram>

返回 <RecordableHistogram>。

¥Returns a <RecordableHistogram>.