


HTML framework, link, login, registration joint application_html/css_WEB-ITnose
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<html><!--frame.html--><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"><title>框架</title></head> <frameset rows="14%,86%"> <frame src="top.html" noresize scrolling="no" name="top"> <frameset cols="23%,77%"> <frame src="left.html" noresize scrolling="no" name="left"> <frame src="welcome.html" name="mainwindow" noresize scrolling="no"> </frameset> </frameset></html>
<html xmlns="http://www.w3.org/1999/xhtml"><head><!--top.html--><meta http-equiv="Content-Type" content="text/html; charset=utf-8" /><title>top</title></head><body> <center> <a href="mainlogin.html" target="mainwindow"><font size="7" face="楷体" color="blue">学生登录</font></a> <a href="mainregister.html" target="mainwindow"><font size="7" face="楷体" color="blue">学生注册</font></a> </center></body></html>
<html xmlns="http://www.w3.org/1999/xhtml"><!--mainlogin.html--><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8" /><title>login</title></head><body > <form name="loginform"> <h4 id="b-欢迎登陆学生管理系统-b"><b>欢迎登陆学生管理系统</b></h4><br> <table align="center"> <tr> <td>请输入账号:</td> <td><input name="zhanghao" type="text"> </td> </tr> <tr> <td>请输入密码:</td> <td><input name="mima" type="password"> </td> </tr> <tr> <td></td> <td><input type="button" value="登录" > <input type="button" value="忘记密码?"></td> </tr> </table> </form></body></html>
<html xmlns="http://www.w3.org/1999/xhtml"><!--mainregister.html--><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8" /><title>mainregister</title></head><body> <form name="registerform" method="post"> <table align="center" border="1" width="300"> <tr> <td colspan="2"> <h4 id="font-face-楷体-size-b-用户注册-b-font"><font face="楷体" size="5"><b>用户注册</b></font></h4> </td> </tr> <tr> <td>请输入账号:</td> <td><input name="zhanghao" type="text"> </td> </tr> <tr> <td>请输入密码:</td> <td><input name="mima" type="password"> </td> </tr> <tr> <td>请确认密码:</td> <td><input name="confirmmima" type="password"> </td> </tr> <tr> <td>请选择性别:</td> <td><input name="sex" type="radio" value="男">男 <input name="sex" type="radio" value="女">女</td><!--单选按钮--> </tr> <tr> <td>请选择家乡:</td> <td> <select name="home" ><!--下拉列表--> <option value="北 京">北 京</option> <option value="上 海">上 海</option> <option value="广 州">广 州</option> <option value="深 圳">深 圳</option> </select> </td> </tr> <tr> <td>请选择爱好:</td> <td> <input name="fav" type="checkbox" value="唱歌">唱歌 <input name="fav" type="checkbox" value="跳舞">跳舞 <input name="fav" type="checkbox" value="打球">打球 <!--复选框--> </td> </tr> <tr> <td colspan="2">请输入个人信息:</td> <!--表单元素跨越两列--> </tr> <tr> <td colspan="2" ><textarea name="info" rows="5" cols="30"></textarea></td> <!--多行文本框--> </tr> <tr> <td></td> <td><input type="button" value="注册" onclick="register()"> <input type="button" value="忘记密码?"></td> </tr> </table> </form></body></html>
<html><head><!--left.html--><meta http-equiv="Content-Type" content="text/html; charset=utf-8"><title>作者个人简介</title></head><body> <a href="resume.html" target="mainwindow">李白个人简介</a></body></html>
<html><!--welcome.html--><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"><title>这是一个框架实例应用</title></head><body> <center> <font size="7" face="楷体" color="blue"> <b>这是一个框架,链接<br>登录,注册简单应用!</b></font> </center></body></html>
<html><!--resume.html--><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"><title>这是作者的个人简介</title></head><body><font size="5"><b>李白</b></font><font>(唐朝著名浪漫之一诗人)</font> <p> 李白(701年2月8日?762年12月)[1] ,字太白,号青莲居士,又号“谪仙人”。是唐代伟大的浪漫主义诗人,被后人誉为“诗仙”。与杜甫并称为“李杜”,为了与另两位诗人李商隐与杜牧即“小李杜”区别,杜甫与李白又合称“大李杜”。其人爽朗大方,爱饮酒作诗,喜交友。</p> <p> 李白有《李太白集》传世,诗作中多以醉时写的,代表作有《望庐山瀑布》、《行路难》、《蜀道难》、《将进酒》、《梁甫吟》、《早发白帝城》等多首</p> <p> 李白所作词赋,宋人已有传记(如文莹《湘山野录》卷上),就其开创意义及艺术成就而言,“李白词”享有极为崇高的地位。</p></body></html>
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The future of HTML will develop in a more semantic, functional and modular direction. 1) Semanticization will make the tag describe the content more clearly, improving SEO and barrier-free access. 2) Functionalization will introduce new elements and attributes to meet user needs. 3) Modularity will support component development and improve code reusability.

HTMLattributesarecrucialinwebdevelopmentforcontrollingbehavior,appearance,andfunctionality.Theyenhanceinteractivity,accessibility,andSEO.Forexample,thesrcattributeintagsimpactsSEO,whileonclickintagsaddsinteractivity.Touseattributeseffectively:1)Usese

The alt attribute is an important part of the tag in HTML and is used to provide alternative text for images. 1. When the image cannot be loaded, the text in the alt attribute will be displayed to improve the user experience. 2. Screen readers use the alt attribute to help visually impaired users understand the content of the picture. 3. Search engines index text in the alt attribute to improve the SEO ranking of web pages.

The roles of HTML, CSS and JavaScript in web development are: 1. HTML is used to build web page structure; 2. CSS is used to beautify the appearance of web pages; 3. JavaScript is used to achieve dynamic interaction. Through tags, styles and scripts, these three together build the core functions of modern web pages.

Setting the lang attributes of a tag is a key step in optimizing web accessibility and SEO. 1) Set the lang attribute in the tag, such as. 2) In multilingual content, set lang attributes for different language parts, such as. 3) Use language codes that comply with ISO639-1 standards, such as "en", "fr", "zh", etc. Correctly setting the lang attribute can improve the accessibility of web pages and search engine rankings.

HTMLattributesareessentialforenhancingwebelements'functionalityandappearance.Theyaddinformationtodefinebehavior,appearance,andinteraction,makingwebsitesinteractive,responsive,andvisuallyappealing.Attributeslikesrc,href,class,type,anddisabledtransform

TocreatealistinHTML,useforunorderedlistsandfororderedlists:1)Forunorderedlists,wrapitemsinanduseforeachitem,renderingasabulletedlist.2)Fororderedlists,useandfornumberedlists,customizablewiththetypeattributefordifferentnumberingstyles.

HTML is used to build websites with clear structure. 1) Use tags such as, and define the website structure. 2) Examples show the structure of blogs and e-commerce websites. 3) Avoid common mistakes such as incorrect label nesting. 4) Optimize performance by reducing HTTP requests and using semantic tags.


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