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最原始的异步编程方法(回调地狱)
在一定程度上解决了回调地狱的问题,但是then多了之后也不太友好。
pending(进行中),resolved(已解决),rejected(失败),状态一旦确定不可改变,使用then进行异步编程,catch进行错误捕获。
使用yield来暂定执行函数。
Generator语法糖,结合了co+Generator,又有底层语法支持。
The text was updated successfully, but these errors were encountered:
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回调函数
最原始的异步编程方法(回调地狱)
Promise
在一定程度上解决了回调地狱的问题,但是then多了之后也不太友好。
三种状态
pending(进行中),resolved(已解决),rejected(失败),状态一旦确定不可改变,使用then进行异步编程,catch进行错误捕获。
静态方法
Generator
使用yield来暂定执行函数。
async/await
Generator语法糖,结合了co+Generator,又有底层语法支持。
The text was updated successfully, but these errors were encountered: