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2.5节描述 #21

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liuwuyao opened this issue Apr 27, 2021 · 0 comments

liuwuyao commented Apr 27, 2021

2.5节描述
2.5.3 空接口的坑1
坑1：空接口可以承载任意值，但不代表任意类型就可以承接空接口类型的值
我的理解是：因为空接口包含两个属性：类型和值。而任意类型只包含值，所以无法把空接口赋值给任意类型

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