Detailed explanation of the Counters property of css
This time I will bring you a detailed explanation of the Counters attribute of css. What are the precautions for using the Counters attribute of css? The following is a practical case, let’s take a look. counter-reset: This value is required. Must be used in selectors, mainly used to identify the scope, and its value can be customized.
counter-increment: Used to identify the range associated with the counter.content: used to generate content, which is an attribute of
:before
, :after or ::before, ::after. When generating counter content, it is mainly used together with counter(). counter(): This function is used to set the value of the insertion counter. :before, :after or ::before, ::after: used with content to generate counter content.
mdn example:
<!DOCTYPE html><html lang="zh-cmn-Hans"><head><meta charset="utf-8" /><title>counters()函数_CSS参考手册_web前端开发参考手册系列</title><meta name="author" content="Joy Du(飘零雾雨), dooyoe@gmail.com, www.doyoe.com" /><style>ol { margin: 0; padding: 0 0 0 2em; list-style: none; counter-reset: item;
}li:before { counter-increment: item; content: counters(item, "."); color: #f00;
}</style></head><body><ol class="test">
<li>Node <ol>
<li>Node <ol>
<li>Node</li>
<li>Node</li>
<li>Node</li>
</ol>
</li>
<li>Node</li>
</ol>
</li>
<li>Node</li>
<li>Node</li></ol></body></html>I believe you have mastered the method after reading the case in this article. For more exciting information, please pay attention to other related articles on the php Chinese website!
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