/* 解决js计算精度问题 */ import { Decimal } from 'decimal.js';//引入 class Cals { add(num1,num2) { return new Decimal(num1).add(new Decimal(num2)) } //减 sub(num1,num2) { return new Decimal(num1).sub(new Decimal(num2)) } // 乘 mul(num1,num2) { return new Decimal(num1).mul(new Decimal(num2)) } // 除 div(num1,num2) { return new Decimal(num1).div(new Decimal(num2)) } } export const cals = new Cals();