@1k/emitter 中文文档教程

Question

@1k/emitter

一个微小的（小于 1k）事件发射器。

Install

npm

npm install @1k/emitter --save

Usage

var Emitter = require('@1k/emitter');
var emitter = new Emitter();

emitter.on('some-event', function (arg1, arg2, arg3) {
 //
});

emitter.emit('some-event', 'arg1 value', 'arg2 value', 'arg3 value');

Instance Methods

on(event, cb[, ctx])

订阅

• event - the name of the event to subscribe to
• cb - the function to call when event is emitted
• ctx - (OPTIONAL) - the context to bind the event cb to

once(event, cb[, ctx])

一个事件 仅订阅一个事件一次

• event - the name of the event to subscribe to
• cb - the function to call when event is emitted
• ctx - (optional) - the context to bind the event cb to

off(event[, cb])

退订一个事件或所有事件。 如果未提供 cb，它会取消您对所有事件的订阅。

• event - the name of the event to unsubscribe from
• cb - the function used when binding to the event

emit(event[, arguments…])

触发命名事件

• event - the event name to emit
• arguments... - any number of arguments to pass to the event subscribers

License

MIT