tracingChannel.unsubscribe(subscribers)

• subscribers <Object> 一组 TracingChannel 通道 订阅者

  ¥subscribers <Object> Set of TracingChannel Channels subscribers

  • start <Function> start 事件 订阅者

    ¥start <Function> The start event subscriber

  • end <Function> end 事件 订阅者

    ¥end <Function> The end event subscriber

  • asyncStart <Function> asyncStart 事件 订阅者

    ¥asyncStart <Function> The asyncStart event subscriber

  • asyncEnd <Function> asyncEnd 事件 订阅者

    ¥asyncEnd <Function> The asyncEnd event subscriber

  • error <Function> error 事件 订阅者

    ¥error <Function> The error event subscriber

• 返回：<boolean> 如果所有处理程序均已成功取消订阅，则为 true，否则为 false。

  ¥Returns: <boolean> true if all handlers were successfully unsubscribed, and false otherwise.

从相应通道取消订阅功能集合的助手。这与在每个通道上单独调用 channel.unsubscribe(onMessage) 相同。

¥Helper to unsubscribe a collection of functions from the corresponding channels. This is the same as calling channel.unsubscribe(onMessage) on each channel individually.

import diagnostics_channel from 'node:diagnostics_channel';

const channels = diagnostics_channel.tracingChannel('my-channel');

channels.unsubscribe({
  start(message) {
    // Handle start message
  },
  end(message) {
    // Handle end message
  },
  asyncStart(message) {
    // Handle asyncStart message
  },
  asyncEnd(message) {
    // Handle asyncEnd message
  },
  error(message) {
    // Handle error message
  },
});const diagnostics_channel = require('node:diagnostics_channel');

const channels = diagnostics_channel.tracingChannel('my-channel');

channels.unsubscribe({
  start(message) {
    // Handle start message
  },
  end(message) {
    // Handle end message
  },
  asyncStart(message) {
    // Handle asyncStart message
  },
  asyncEnd(message) {
    // Handle asyncEnd message
  },
  error(message) {
    // Handle error message
  },
});拷贝