c++: x / 60 = 2, but 60 / x = 0?
c++: x / 60 = 2, but 60 / x = 0?
我正在用C++编写一个音乐生成器，目前正在研究BPM。为了获得音符之间等待的时间，我使用60 / bpm，但它的计算结果为零。我已经检查以确保声明了bpm，而且确实如此。出于某种原因尝试60 / bpm会得到2。为什么会这样？
因为考虑到常数是积分的，60/120是0。（根据x/60=2推断120。）例如，您需要使用60.0/x来获得一个浮点数。
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