javascript
<script>function yysy(id){var yysh=document.getElementById("yysy"+id);var jt=document.getElementById("jt"+id);if(yysh.style.display!="block"){yysh.style.display="block";jt.innerHTML="∨";}else{yysh.style.display="none";jt.innerHTML=">>";}}</script>
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这是一个模板代码,谁可以帮忙解释一下,谢了 本人只知道一点html 和css知识
回复讨论(解决方案)
你可以把不懂的地方 具体列出来 解释给你。这么一篇 都复制过来。不知道该怎么解释给你。太累。
这里是css3代码?不会吗?
webkit-border-radius:5px;-moz-border-radius:5px; -webkit-box-shadow
是做一个圆角的边,你运行一番即可
你运行一下就全都知道了。
具体有哪一段不了解的请留言。
是不是代码有错误呀,还是运行不出来效果呀。
需要每一行都解释吗,太累了

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HTMLisnotaprogramminglanguage;itisamarkuplanguage.1)HTMLstructuresandformatswebcontentusingtags.2)ItworkswithCSSforstylingandJavaScriptforinteractivity,enhancingwebdevelopment.

HTML is the cornerstone of building web page structure. 1. HTML defines the content structure and semantics, and uses, etc. tags. 2. Provide semantic markers, such as, etc., to improve SEO effect. 3. To realize user interaction through tags, pay attention to form verification. 4. Use advanced elements such as, combined with JavaScript to achieve dynamic effects. 5. Common errors include unclosed labels and unquoted attribute values, and verification tools are required. 6. Optimization strategies include reducing HTTP requests, compressing HTML, using semantic tags, etc.

HTML is a language used to build web pages, defining web page structure and content through tags and attributes. 1) HTML organizes document structure through tags, such as,. 2) The browser parses HTML to build the DOM and renders the web page. 3) New features of HTML5, such as, enhance multimedia functions. 4) Common errors include unclosed labels and unquoted attribute values. 5) Optimization suggestions include using semantic tags and reducing file size.

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The role of HTML is to define the structure and content of a web page through tags and attributes. 1. HTML organizes content through tags such as , making it easy to read and understand. 2. Use semantic tags such as, etc. to enhance accessibility and SEO. 3. Optimizing HTML code can improve web page loading speed and user experience.

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HTML, CSS and JavaScript are the three pillars of web development. 1. HTML defines the web page structure and uses tags such as, etc. 2. CSS controls the web page style, using selectors and attributes such as color, font-size, etc. 3. JavaScript realizes dynamic effects and interaction, through event monitoring and DOM operations.


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