javaScript字符串转数字

字符串转数字

隐式转换法

let num = string * 1

parseInt/paprseFlate

let num = parseIng(string)
let num = parseFloat(string)

Number(string)

let num = Number(string)

数字转字符串

隐式转换

 let string = num + ""

toString()

let string = num.toString()

String(num)

let string = String(num)