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浏览器html显示和脚本的执行顺序 #13

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lxfriday opened this issue Sep 24, 2019 · 0 comments

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browser

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lxfriday commented Sep 24, 2019 •

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html

<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <meta http-equiv="X-UA-Compatible" content="ie=edge" />
    <title>hello</title>
  </head>
  <body>
    <script src=""></script>
    hello
    <script src="./index.js"></script>
  </body>
</html>

js

alert("are u ok");

显示的效果是，先 alert，alert 会阻塞 html 的渲染，原因是什么?

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lxfriday added the browser label

lxfriday mentioned this issue

浏览器常见问题汇总 #29

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