URL parsing regex.js

URL parsing Regex.js

/*
A single regex to parse and breakup a full URL including query parameters and anchors e.g.
https://www.google.com/dir/1/2/search.html?arg=0-a&arg1=1-b&arg3-c#hash
*/

Url.regex = /^((http[s]?|ftp):\/)?\/?([^:\/\s]+)((\/\w+)*\/)([\w\-\.]+[^#?\s]+)(.*)?(#[\w\-]+)?$/;

url: RegExp['$&'], 
protocol: RegExp.$2,
host: RegExp.$3,
path: RegExp.$4,
file: RegExp.$6,
query: RegExp.$7,
hash: RegExp.$8

/*
Alternate from Reverse HTTP javascript server http://www.reversehttp.net/demos/httpd.js
*/

Url.regex = 
/*12       3    45     6 7         8          9 A        B   C                   D  E        F 0   */
/* proto         user    pass      host         port     path                       query      frag */
/^((\w+):)?(\/\/((\w+)?(:(\w+))?@)?([^\/\?:]+)(:(\d+))?)?(\/?([^\/\?#][^\?#]*)?)?(\?([^#]+))?(#(\w*))?/;

this.url = r[0];
this.protocol = r[2];
this.username = r[5];
this.password = r[7];
this.host = r[8] || "";
this.port = r[10];
this.pathname = r[11] || "";
this.querystring = r[14] || "";
this.fragment = r[16] || "";