EventEmitter | /node/events.ts | std@0.114.0

Module

std/node/events.ts>EventEmitter#prependOnceListener

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method EventEmitter.prototype.prependOnceListener

import { EventEmitter } from "https://deno.land/std@0.114.0/node/events.ts";

prependOnceListener(eventName: string | symbol, listener: GenericFunction): this

Adds a one-time listener function for the event named eventName to the beginning of the listeners array. The next time eventName is triggered, this listener is removed, and then invoked.

Parameters

eventName: string | symbol

listener: GenericFunction

Returns

this