Implementing User-Defined Casts实

2019-02-14 本文已影响0人津涵

Currency.cs

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Main.cs

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Tips

(1)尽量不损失精度的高级用法：Convert.ToUInt16
The System.Convert object contains a large number of static methods to perform various numerical conversions, and the one that we want is Convert.ToUInt16. Note that the extra care taken by the System.Convert methods comes at a performance cost. You should use them only when necessary.
但会损失一些效率