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JS中如何理解浮点数？

 5 years ago
source link: https://juejin.im/post/5c22fcbe6fb9a049ba419d4c
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本文由云+社区发表 相信大家在平常的 JavaScript 开发中，都有遇到过浮点数运算精度误差的问题，比如 console.log(0.1+0.2===0.3)// false。在 JavaScript 中，所有的数字包括整数和小数都是用 Number 类

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