SOURCE

// js 对url进行编码和解码
// 编码： encodeURIComponent()
// 解码：decodeURIComponent()

const url = `
country=CN&
province=%E9%9D%92%E6%B5%B7%E7%9C%81
&provinceCode=630000
&city=%E6%B5%B7%E8%A5%BF%E8%92%99%E5%8F%A4%E6%97%8F%E8%97%8F%E6%97%8F%E8%87%AA%E6%B2%BB%E5%B7%9E
&cityCode=632800
`
const str = '测试数据9527'
console.log(decodeURIComponent(url))
console.log(encodeURIComponent(str))