本文介绍了如何在 Ruby 中以毫秒为单位计时?的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
我想弄清楚特定函数使用了多少毫秒.所以我四处张望,但找不到在 Ruby 中以毫秒精度获取时间的方法.
I'm wishing to figure out how many milliseconds a particular function uses. So I looked high and low, but could not find a way to get the time in Ruby with millisecond precision.
你是怎么做到的?在大多数编程语言中,它就像
How do you do this? In most programming languages its just something like
start = now.milliseconds myfunction() end = now.milliseconds time = end - start 推荐答案您可以使用 ruby 的 Time 类.例如:
You can use ruby's Time class. For example:
t1 = Time.now # processing... t2 = Time.now delta = t2 - t1 # in seconds现在,delta 是一个 float 对象,您可以获得该类提供的尽可能细粒度的结果.
Now, delta is a float object and you can get as fine grain a result as the class will provide.
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如何在 Ruby 中以毫秒为单位计时?
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