caoge c760052ff9 机车状态修改		8 mesiacov pred
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readme.md	c760052ff9 机车状态修改	8 mesiacov pred

number-is-nan

ES2015 Number.isNaN() ponyfill

Install

$ npm install --save number-is-nan

Usage

var numberIsNan = require('number-is-nan');

numberIsNan(NaN);
//=> true

numberIsNan('unicorn');
//=> false

License

MIT © Sindre Sorhus