response.writeEarlyHints(links)


向客户端发送带有 Link 标头的状态 103 Early Hints,表示用户代理可以预加载/预连接链接的资源。 links 可以是包含 Link 标头值的字符串或字符串数​​组。

例子

const earlyHintsLink = '</styles.css>; rel=preload; as=style';
response.writeEarlyHints(earlyHintsLink);

const earlyHintsLinks = [
  '</styles.css>; rel=preload; as=style',
  '</scripts.js>; rel=preload; as=script',
];
response.writeEarlyHints(earlyHintsLinks);

Sends a status 103 Early Hints to the client with a Link header, indicating that the user agent can preload/preconnect the linked resources. The links can be a string or an array of strings containing the values of the Link header.

Example

const earlyHintsLink = '</styles.css>; rel=preload; as=style';
response.writeEarlyHints(earlyHintsLink);

const earlyHintsLinks = [
  '</styles.css>; rel=preload; as=style',
  '</scripts.js>; rel=preload; as=script',
];
response.writeEarlyHints(earlyHintsLinks);