JavaScript 编码技巧

1. JavaScript 字符串数组转换

const numArray = [1, 2, 3, 4, 5]
const strArray = numArray.map(String)
console.log(strArray) //  ["1", "2", "3", "4", "5"]

数组map语法：array.map(function(currentValue,index,arr), thisValue)