js 利用 a 标签解析 URL

<script>

    function parseURL(url){
        var a =  document.createElement("a");
        a.href = url;
        return {
            host:a.hostname,
            port:a.port,
            query:a.search,
            params:(function(){
                var ret ={},
                    seg = a.search.replace(/^\?/,"").split("&"),
                    len = seg.length,i = 0,s;
                for(;i<len;i++){
                    if(!seg[i]){continue;}
                    s = seg[i].split('=');
                    ret[s[0]] = s[1];
                }
                return ret;
                /**
                 var q={};location.search.replace(/([^?&=]+)=([^&]+)/g,(_,k,v)=>q[k]=v);
                 return q;
                 * **/
            })(),
            hash:a.hash.replace("#","")
        }
    }
    console.log(parseURL("http://192.168.10.6:9993/index?index=2&tag=11"));


</script>