@cdjs/js-math
v1.0.2
Published
A simple math calculation library for JavaScript and Node.js
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js-math
A lightweight Javascript math library.
Installing
npm install @cdjs/js-math
// or
yarn add @cdjs/js-math
Usage
// es6 module
import jsMath, { multiply, add, subtract, devide, round } from '@cdjs/js-math'
// commonjs
const { multiply, add, subtract, devide, round, default: jsMath } = require('@cdjs/js-math')
Documentation
| Method | Desc | Args | | ------------ | -------------------------------------------------------- | ------------------------------------------------------ | | multiply | 乘 | ...Array | | add | 加 | ...Array | | subtract | 减 | ...Array | | devide | 除 | ...Array | | round | 四舍五入 | ratio: Number 精度number?: Number 需要处理的数字 | | value | 获取最终值 | / | | setPrecision | 设置浮点数最大保留精度,默认 12 位 | number: Number | | enableCheck | 是否开启对运算结果是否超出 js 安全数值的提醒,默认 false | check: Boolean |
How to use
#####Simple use
// 乘
multiply(3, 2) // 6
add(0,1, 0.2) // 0.3
// 四舍五入
round(0.345, 2) // 0.35
#####Chained use
jsMath
.multiply(0.2, 10, 100)
.add(1, 2, 3, 5, 10, 1000)
.subtract(0.1, 0.3, 0.4)
.devide(2, 5, 5, 20)
.round(2)
.value() // 1.22