3-14 big.js

基本用法

文档链接: http://mikemcl.github.io/big.js/legacy/v6.0.x.html#dp

yarn add big.js @types/big.js

import { plus, minus, times, div } from "big.js";

// 加
const foo = new Big("1.222");
const bar = new Big("0.222");
const result = Number(foo.plus(bar).toString());

// 减
const foo = new Big("1.222");
const bar = new Big("0.222");
const result = Number(foo.minus(bar).toString());

// 乘
const foo = new Big("1.222");
const bar = new Big("0.222");
const result = Number(foo.times(bar).toString());

// 除
const foo = new Big("1.222");
const bar = new Big("0.222");
const result = Number(foo.div(bar).toString());

属性参数

Big.RM = 0; // 设置是否需要进行四舍五入, 全局设置，全局应用，局部设置局部应用

• 使用注意点
  • new Big() 传的必须是一个有值的字符串