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in Technique[技术] by (71.8m points)

vue watch如何监听外部js暴露出来的对象呢?

请问怎样才能监听到options的变化呢?

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by (71.8m points)

只能监听自家属性,所以得先把它变成自己人:

data: function(){
    return {
        options
    }
}

没研究能不能自动监听新增属性,不能且有新增的话,得用 Proxy


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