JavaScript gets the Web application root directory method

This article mainly introduces JavaScript to get the Web application root directory method, the need for friends can refer to the

The code is as follows: <script> function Getrootpath () {var strfullpath=window.document.location.href;  var strpath=window.document.location.pathname;  var pos=strfullpath.indexof (strpath);  var prepath=strfullpath.substring (0,pos);  var postpath=strpath.substring (0,STRPATH.SUBSTR (1). IndexOf ('/') +1);  return (Prepath+postpath); var webpath=getrootpath (); Webpath is the directory path variable </script>