如何在 Angular2 中取消订阅 [英] How to cancel a subscription in Angular2

问题描述

如何在 Angular2 中取消订阅?RxJS 似乎有一个 dispose 方法，但我不知道如何访问它.所以我有可以访问 EventEmitter 并订阅它的代码，如下所示:

How does one cancel a subscription in Angular2? RxJS seems to have a dispose method, but I can't figure out how to access it. So I have code that has access to an EventEmitter and subscribes to it, like this:

var mySubscription = someEventEmitter.subscribe(
    (val) => {
        console.log('Received:', val);
    },
    (err) => {
        console.log('Received error:', err);
    },
    () => {
        console.log('Completed');
    }
);

如何使用mySubscription取消订阅?

推荐答案

您要退订吗?

mySubscription.unsubscribe();

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