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请问如何用NSURLCache实现这个逻辑 #7

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lvming6816077 opened this issue Jun 12, 2016 · 0 comments

lvming6816077 commented Jun 12, 2016

1 请求时先判断是否有缓存
2 如果有缓存先用缓存渲染页面
3 然后接着发送请求最新的数据
4 当数据回来时在用新的数据渲染页面，同时更新缓存
5 如果2没有缓存，就直接发请求渲染

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