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let url = 'http://www.baidu.com/?' +
'user=huixin&id=123&id=456&city=%E5%8C%97%E4%BA%AC&enabled';
function parseQuery(url) {
let o = {}
let queryString = url.split('?')[1]
if (queryString) {
queryString
.split('&')
.forEach(item => {
let [key, val] = item.split('=')
val = val ? decodeURI(val) : true
//转码无值赋值true
if (o.hasOwnProperty(key)) {
//已有属性转为数组
o[key] = [].concat(o[key], val)
} else {
o[key] = val
}
})
}
return o
}console.log(parseQuery(url));
//{ user: 'huixin',
//id: [ '123', '456' ],
//city: '北京',
//enabled: true }
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