trace_events.createTracing(options)


  • options <Object>
    • categories <string[]> 跟踪类别名称的数组。数组中的值在可能的情况下会被强制转换为字符串。如果值无法被强制转换,则会抛出错误。
  • 返回:<Tracing>

为给定的 categories 创建并返回一个 Tracing 对象。

【Creates and returns a Tracing object for the given set of categories.】

import { createTracing } from 'node:trace_events';
const categories = ['node.perf', 'node.async_hooks'];
const tracing = createTracing({ categories });
tracing.enable();
// do stuff
tracing.disable();const { createTracing } = require('node:trace_events');
const categories = ['node.perf', 'node.async_hooks'];
const tracing = createTracing({ categories });
tracing.enable();
// do stuff
tracing.disable();