パッケージの詳細

number-is-nan

sindresorhus61.7mMIT非推奨3.0.0

Deprecated

ES2015 Number.isNaN() ponyfill

es2015, ecmascript, ponyfill, polyfill

readme

number-is-nan

ES2015 Number.isNaN() ponyfill

Install

$ npm install number-is-nan

Usage

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

numberIsNan(NaN);
//=> true

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

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