js截取url中的参数

方法一

1
2
3
4
5
6
// 假设当前URL为: https://www.example.com/?name=John&age=30
let params = new URLSearchParams(window.location.search);
let name = params.get('name');
let age = params.get('age');
console.log(name);  // 输出：John
console.log(age);   // 输出：30

方法二

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
// 假设当前URL为: https://www.example.com/?name=John&age=30

let url = window.location.search;
let params = {};

url.substr(1).split('&').forEach(function(item) {
  let pair = item.split('=');
  params[pair[0]] = decodeURIComponent(pair[1] || '');
});

let name = params['name'];
let age = params['age'];

console.log(name);  // 输出：John
console.log(age);   // 输出：30