html内获取当前文件路径，页面获取当前路径

function getRealPath(){
   var curWwwPath = window.document.location.href;
   var pathName = window.document.location.pathname;
   var localhostPath=curWwwPath.substring(, curWwwPath.indexOf(pathName));
   var projectName = pathName.substring(,pathName.substr().indexOf('/')+);
   return localhostPath + projectName;
}

用于html页面路径