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hellojinjie/NaN.java

Last active June 25, 2018 16:22
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Java 中判断 Double 是不是 NaN
Raw
NaN.java
// 哼，这是个坑，我会跟你说嘛。。。
Double num = Double.NaN
// :(
if (num == Double.NaN) {
System.out.println(num);
}
// :)
if (Double.isNaN(num)) {
System.out.println(num);
}
@pochichen
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pochichen commented Mar 7, 2016

thanks, it saves my time!

@blueclowd
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blueclowd commented Jun 3, 2016

Thanks~

@twlkyao
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twlkyao commented Jul 11, 2016

== is not always ok.

@lyzenghq
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lyzenghq commented Sep 6, 2017

后一个好用

@kylema0421
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kylema0421 commented Nov 10, 2017

yep

@githubhao0705
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githubhao0705 commented Apr 22, 2018

哈哈，谢谢~

@s-lion-h
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s-lion-h commented Jun 25, 2018

前来考古，谢谢

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