代码如下, 为什么base64的图片用谷歌浏览器打开,发现产生了2次请求.
<!DOCTYPE html>
<html>
<head>
<title>Hello, World</title>
<link rel="stylesheet" href="/style_b629f5d.css">
</head>
<body>
<img src="data:image/png;base64,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">
<div>
FIS3 面向前端的工程构建工具
<ul>
<li class="list-1">构建</li>
<li class="list-2">调试</li>
</ul>
</div>
<script type="text/javascript" src="/app_7a6a2a6.js"></script>
</body>
</html>
为什么base64的图片用谷歌浏览器打开,发现产生了2次请求.
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chrome目前的版本是60,可以打开