js获取项目根路径

function
getRootPath(){
//获取当前网址

var curWwwPath=window.document.location.href;
//获取主机地址之后的目录

var pathName=window.document.location.pathname;

var pos=curWwwPath.indexOf(pathName);
//获取主机地址
var localhostPaht=curWwwPath.substring(0,pos);
//获取带"/"的项目名

var projectName=pathName.substring(0,pathName.substr(1).indexOf('/')+1);

 

     
return(localhostPaht+projectName);

}