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rule doctype

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Hanxing Yang edited this page Jul 9, 2016 · 1 revision

name

doctype

description

The <!DOCTYPE> declaration is needed and HTML5 is recommended. If not found or found not HTML5, it reports.

sample

<!-- Bad -->
<html lang="zh-CN">
  ...
</html>

<!DOCTYPE HTML
PUBLIC "-//W3C//DTD HTML 4.01//en"
"http://www.w3. org/TR/html4/strict.dtd">
<html lang="zh-CN">
  ...
</html>
  
<!-- Good -->
<!DOCTYPE html>
<html lang="zh-CN">
  ...
</html>

code

  • 009

    The <!DOCTYPE> declaration is not found.

  • 041

    The <!DOCTYPE> declaration is found not HTML5.

config

  • true

    Do check / format.

  • false

    Do not check / format.

format support

Yes.

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