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);