querystring模块，Node.js

const qs = require("querystring");

/*

qs.parse();

参数1:需要解析的字符串

参数2:分割符

参数3:赋值符

qs.stringify();

参数1:需要解析的对象

参数2:分割符

参数3:赋值符

*/

//let str = "name=zhangsan&age=10";

//let str = "name!zhangsan+age!10";

//console.log(qs.parse(str,"+","!")); //{name:'zhangsan,age:19}

let obj = {

name:"zhangsan",

age:19

}

console.log(qs.stringify(obj));//name=zhangsan&age=19

console.log(qs.stringify(obj,"%","#"));//name#zhangsan%age#19