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es6 书上看见的 不太懂问问大神

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in Technique[技术] by (71.8m points)

es6 书上看见的 不太懂问问大神

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这是我在书上看见的 真心没见过这么写的？我是说 为什么函数那边必须写

“*” 还有就是 那个 yield 是干什么的？


与恶龙缠斗过久,自身亦成为恶龙；凝视深渊过久,深渊将回以凝视…
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by (71.8m points)

*表示这是generator函数，翻译过来就是生成器，yield表示函数在此暂停，执行异步操作。是es6解决异步编程的方案，让我们能用同步的思维来编写异步的代码。

具体可参考。关于异步编程，可以看看阮一峰的系列文章


与恶龙缠斗过久,自身亦成为恶龙；凝视深渊过久,深渊将回以凝视…
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