记一下window.location

• window.location.href 返回当前页面的 href (URL)
• window.location.hostname 返回 web 主机的域名
• window.location.pathname 返回当前页面的路径或文件名
• window.location.protocol 返回使用的 web 协议（http: 或 https:）
• window.location.assign 加载新文档

{
    "href": "https://github.com:80/*/*-manager#from-npm",
    "ancestorOrigins": {},
    "origin": "https://github.com",
    "protocol": "https:",
    "host": "github.com",
    "hostname": "github.com",
    "port": "80",
    "pathname": "/*/*-manager",
    "search": "",
    "hash": "#from-npm"
}