JS get URL pass parameter, js get URL? Parameter after the number

<script language= "javascript" >   function Getrequest () {      var url = location.search;//Get URL in "?" Character string      var therequest = new Object ();      if (Url.indexof ("?")! =-1) {         var str = url.substr (1);         STRs = Str.split ("&");         for (var i = 0; i < strs.length; i + +) {            Therequest[strs[i].split ("=") [0]]=unescape (Strs[i].split ("=") [1]);         }      }      return therequest;   }   </script>  

　　

Additional parameters to get introduced:
Sets or gets the file name or path specified by the object.
alert (window.location.pathname);


Sets or gets the entire URL as a string.
alert (WINDOW.LOCATION.HREF);


Sets or gets the port number associated with the URL.
alert (Window.location.port);




Sets or gets the protocol portion of the URL.
alert (Window.location.protocol);


Sets or gets the segment behind the pound sign "#" in the href attribute.
alert (Window.location.hash);


Set or get the hostname and port numbers for the location or URL.
alert (window.location.host);


Sets or gets the portion of the HREF attribute that follows the question mark.
alert (Window.location.search);

JS get URL pass parameter, js get URL? Parameter after the number