原 Golang浮点型的默认舍入规则——四舍六入五成双

henrylee2cn ·
我试了一下0.605,0.625正确的舍了5,0.645 ,0.665,0.685都入了5。咋回事求指教 ![image.png](https://static.studygolang.com/190712/d2e4c3bc2868b21a9d9cb8b1c4605878.png)
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