Location：hostname 属性
值
字符串。
示例
js
console.log(window.location.hostname);
// www.supremezsy.dpdns.org
const anchor = document.createElement("a");
anchor.href = "https://www.supremezsy.dpdns.org:4097/";
console.log(anchor.hostname === "www.supremezsy.dpdns.org");
// 端口号未包含在主机名中
规范
| 规范 |
|---|
| HTML # dom-location-hostname-dev |