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精读《设计模式 - Proxy 代理模式》 #291

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ascoders opened this issue Dec 20, 2020 · 1 comment

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ascoders commented Dec 20, 2020 •

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代理模式是指利用访问代理的方式，代替访问原始对象。这种模式有很多使用场景，比如对已有对象做增强、做按需初始化等等。

精读《设计模式 - Proxy 代理模式》

ascoders closed this as completed

CommanderXL commented Dec 21, 2020

这2天阅读了下 @vue/composition-api 的代码了解了下 vue 组合式的 api 对于 vue2.x 的兼容，里面也是使用代理模式的场景非常多。

例如 reactive、ref 等响应式的 api，是在原本已经改造后的响应式数据的基础上再做一层代理，既保证了通过响应式 api 改造后数据的响应特性，同时还满足了原本所具备的双向数据绑定的机制。

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