js res

cross-env 跨平台设置和使用环境变量

设置

{
  "scripts": {
    "build": "cross-env NODE_ENV=production webpack --config build/webpack.config.js"
  }
}

使用

const NODE_ENV = process.env.NODE_ENV;
if(NODE_ENV==='production'){
}else{
}

参考：
https://www.jianshu.com/p/696bd579f9ec
https://blog.csdn.net/qq_26927285/article/details/78105510
https://github.com/kentcdodds/cross-env

加解密

https://github.com/brix/crypto-js

金额计算

bignumber.js

A JavaScript library for arbitrary-precision decimal and non-decimal arithmetic.

0.3 - 0.1                           // 0.19999999999999998
x = new BigNumber(0.3)
x.minus(0.1)                        // "0.2"
x                                   // "0.3"

参考：
https://github.com/MikeMcl/bignumber.js

decimal.js

An arbitrary-precision Decimal type for JavaScript.

A Decimal is immutable in the sense that it is not changed by its methods.

0.3 - 0.1                     // 0.19999999999999998
x = new Decimal(0.3)
x.minus(0.1)                  // '0.2'
x                             // '0.3'

参考：
https://github.com/MikeMcl/decimal.js
http://mikemcl.github.io/decimal.js/
JS判断是不是Decimal类型(正则实现) https://www.cnblogs.com/xachary/p/3631178.html

crypto

JavaScript library of crypto standards.

加解密

https://github.com/brix/crypto-js

js操作

字符串操作
JavaScript字符串操作方法总结(含ES6方法) https://blog.csdn.net/shunlu/article/details/83897447
字符串的新增方法 https://es6.ruanyifeng.com/#docs/string-methods
https://www.w3school.com.cn/js/js_string_methods.asp

数组操作
【ES6】操作数组的常用方法有这些就够了 https://www.jianshu.com/p/e1b43e56de08

对象操作
对象的新增方法 https://es6.ruanyifeng.com/#docs/object-methods

lodash

Lodash makes JavaScript easier by taking the hassle out of working with arrays,
numbers, objects, strings, etc. Lodash’s modular methods are great for: