<%= require('raw-loader!../common/meta.html') %>這裏使用了webpack的html插件，raw-loader插件
index.html
<!DOCTYPE html>
<html lang="zh-CN">
<head>
<%= require('raw-loader!../common/meta.html') %>
</head>
<body>
<div id="app"></div>
</body>
</html>
meta.html
<link rel="dns-prefetch" href="//s3.pstatp.com/">
<link rel="dns-prefetch" href="//s3a.pstatp.com/">
相當於
index.html
<!DOCTYPE html>
<html lang="zh-CN">
<head>
<link rel="dns-prefetch" href="//s3.pstatp.com/">
<link rel="dns-prefetch" href="//s3a.pstatp.com/">
</head>
<body>
<div id="app"></div>
</body>
</html>