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HTML

capture​

<!-- 開啟 前鏡頭 錄影、拍照 -->
<input type="file" capture="user" accept="video/*" />
<input type="file" capture="user" accept="image/*" />

<!-- 開啟 後鏡頭 錄影、拍照 -->
<input type="file" capture="environment" accept="video/*" />
<input type="file" capture="environment" accept="image/*" />

<!-- Ref: https://www.letswrite.tw/html-capture/ -->
<link rel="prefetch" href="/style.css" as="style" />
<link rel="preload" href="/style.css" as="style" />
<link rel="preconnect" href="https://example.com" />
<link rel="dns-prefetch" href="https://example.com" />
<link rel="prerender" href="https://example.com/about.html" />
  • preload (紧急下载内容)
  • prefetch (使用低优先级策略下载内容)
  • preconnect (连接到服务器)
  • dns-prefetch (解析域名)
  • prerender (在后台渲染页面)