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无序列表由几个标签组成?分别表示什么?
无序列表标签的嵌套规范是什么?
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Document</title> </head> <body> <h1>水果列表</h1> <ul> <li>榴莲</li> <li>香蕉</li> <li>苹果</li> <li>哈密瓜</li> <li>火龙果</li> </ul> </body> </html>
有序列表由几个标签组成?分别表示什么?
有序列表标签的嵌套规范是什么?
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Document</title> </head> <body> <h1>成绩排行榜</h1> <ol> <li>张三:100</li> <li>李四:80</li> <li>王五:60</li> </ol> </body> </html>
自定义列表由几个标签组成?分别表示什么?
自定义列表的标签嵌套规范是什么?
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Document</title> </head> <body> <dl> <dt>帮助中心</dt> <dd>账户管理</dd> <dd>购物指南</dd> <dd>订单操作</dd> </dl> </body> </html>
无序列表最常用,有序列表偶尔用,自定义列表底部导航用
完成一个标准的表格,需要由几个标签组成?分别表示什么?
表格基本标签的嵌套规范是什么?
table>tr>td
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Document</title> </head> <body> <!-- table包含tr,tr包含td --> <table border="1" width="600" height="600"> <tr> <td>姓名</td> <td>成绩</td> <td>评语</td> </tr> <tr> <td>小哥哥</td> <td>100分</td> <td>小哥哥真帅气</td> </tr> <tr> <td>小姐姐</td> <td>100分</td> <td>小姐姐真帅气</td> </tr> <tr> <td>总结</td> <td>郎才女貌</td> <td>郎才女貌</td> </tr> </table> </body> </html>
注意点:实际开发时针对样式效果推荐用CSS设置
注意点:
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Document</title> </head> <body> <table border="1"> <caption>学生成绩单</caption> <tr> <th>姓名</th> <th>成绩</th> <th>评语</th> </tr> <tr> <td>小哥哥</td> <td>100分</td> <td>小哥哥真帅气</td> </tr> <tr> <td>小姐姐</td> <td>100分</td> <td>小姐姐真帅气</td> </tr> <tr> <td>总结</td> <td>郎才女貌</td> <td>郎才女貌</td> </tr> </table> </body> </html>
注意点:
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Document</title> </head> <body> <table border="1"> <caption><b>学生成绩单</b></caption> <thead> <tr> <th>姓名</th> <th>成绩</th> <th>评语</th> </tr> </thead> <tbody> <tr> <td>小哥哥</td> <td>100分</td> <td>小哥哥真帅气</td> </tr> <tr> <td>小姐姐</td> <td>100分</td> <td>小姐姐真帅气</td> </tr> </tbody> <tfoot> <tr> <td>总结</td> <td>郎才女貌</td> <td>郎才女貌</td> </tr> </tfoot> </table> </body> </html>
合并单元格的步骤分哪几步?
注意点:只有同一个标签中的单元格才能合并,不能跨结构标签合并(不能跨thead、tbody、tfoot)
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Document</title> </head> <body> <table border="1"> <caption><b>学生成绩单</b></caption> <thead> <tr> <th>姓名</th> <th>成绩</th> <th>评语</th> </tr> </thead> <tbody> <tr> <td>小哥哥</td> <td rowspan="2">100分</td> <td>小哥哥真帅气</td> </tr> <tr> <td>小姐姐</td> <td>小姐姐真帅气</td> </tr> </tbody> <tfoot> <tr> <td>总结</td> <td colspan="2">郎才女貌</td> </tr> </tfoot> </table> </body> </html>
input标签可以通过type属性值的不同,展示不同效果
type属性值:text
常用属性:
type属性值:password
常用属性:
注意点:type属性值不要拼错或多加空格,否则相当于设置了默认状态:text->文本框
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<body>
<input type="text" placeholder="请输入用户名">
<input type="password" placeholder="请输入密码">
</body>
</html>
type属性值:radio
常用属性:
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<body>
性别:<input type="radio" name="sex">男 <input type="radio" name="sex" checked>女
<!-- 多选 -->
<input type="checkbox" checked>
</body>
</html>
type属性值:checkbox
常用属性:
type属性值:file
常用属性:
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<body>
<input type="file" multiple>
</body>
</html>
type属性值:
注意点:
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Document</title> </head> <body> <!-- form作为父类将它们包起来 --> <form action=""> 用户名:<input type="text"> <br> <br> 密码:<input type="password"> <br> <br> <!-- 按钮 --> <input type="submit" value="免费注册"> <input type="reset"> <input type="button" value="普通按钮"> </form> </body> </html>
input标签的type属性值:
标签名:button
type属性值:
注意点:
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<body>
<button>我是按钮</button>
<button type="submit">提交按钮</button>
<button type="reset">重置按钮</button>
<button type="button">普通按钮</button>
</body>
</html>
标签组成:
常见属性:
selected:下拉菜单的默认选中
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Document</title> </head> <body> 所在城市: <select> <option>北京</option> <option>上海</option> <option>广州</option> <option selected>深圳</option> </select> </body> </html>
标签名:textarea
常见属性:
注意点:
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<body>
<textarea cols="60" rows="30"></textarea>
</body>
</html>
场景:常用于绑定内容与表单标签的关系(点到字上就能选中,不一定必须点到圈圈)
标签名:label
使用方法①:
使用方法②:
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<body>
性别:
<input type="radio" name="sex" id="nan"><label for="nan">男</label>
<label><input type="radio" name="sex">女</label>
</body>
</html>
点到男或女就会自己选中,不一定要点到圈圈
① input标签不同形态:
② button按钮标签:
③ select下拉菜单标签:
④ textarea文本域标签:
⑤ label标签:
常用于布局的无语义标签有哪两个?各自的特点有哪些?
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Document</title> </head> <body> 普通文字 <div>这是div标签</div> <div>这是div标签</div> <span>这是span标签</span> <span>这是span标签</span> </body> </html>
场景:在HTML5新版本中,推出了一些有语义的布局标签供开发者使用
标签:
注意点:
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Document</title> </head> <body> <header>网页的头部</header> <nav>网页导航</nav> <footer>网页底部</footer> <aside>侧边栏</aside> <section>网页区块</section> <article>文章</article> </body> </html>
场景:如果在html代码中同时并列出现多个空格、换行、缩进等,最终浏览器只会解析出一个空格
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<body>
<!-- 网页不认识多个空格,只认识一个 -->
这是HTML文档,现在要学 习字符实体
</body>
</html>
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Document</title> </head> <body> <table border="1" width="500" height="500"> <caption><strong>优秀学生信息表格</strong></caption> <tr> <th>年纪</th> <th>姓名</th> <th>学号</th> <th>班级</th> </tr> <tr> <td rowspan="2">高三</td> <td>张三</td> <td>110</td> <td>三年二班</td> </tr> <tr> <td>赵四</td> <td>120</td> <td>三年二班</td> </tr> <tr> <td>评语</td> <td colspan="3">你们都很优秀</td> </tr> </table> </body> </html>
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Document</title> </head> <body> <form action=""> <h1>青春不常在,抓紧谈恋爱</h1> <hr> 昵称: <input type="text" placeholder="请输入昵称"> <br> <br> 性别: <label><input type="radio" name="sex" checked>男</label> <label><input type="radio" name="sex">女</label> <br> <br> 所在城市: <select> <option>北京</option> <option selected>上海</option> <option>广州</option> <option>深圳</option> </select> <br> <br> 婚姻状况: <label><input type="radio" name="hunyin" checked>未婚</label> <label><input type="radio" name="hunyin">已婚</label> <label><input type="radio" name="hunyin">保密</label> 喜欢的类型: <label><input type="checkbox" checked>可爱</label> <label><input type="checkbox" checked>性感</label> <label><input type="checkbox">御姐</label> <label><input type="checkbox">萝莉</label> <label><input type="checkbox">小鲜肉</label> <label><input type="checkbox">大叔</label> <br> <br> 个人介绍: <br> <textarea cols="" rows="15"></textarea> <br> <br> <h3>我承诺</h3> <ul> <li>年满18岁、单身</li> <li>抱着严肃的态度</li> <li>真诚寻找另一半</li> </ul> <br> <br> <label><input type="checkbox">我同意所有条款</label> <br> <br> <button type="submit">免费注册</button> <button type="reset">重置</button> </form> </body> </html>
资料和源码已上传,可自行下载
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Document</title> </head> <body> <table border="1" width="800"> <caption><strong>今日小说排行榜</strong></caption> <tr> <th>排名</th> <th>关键词</th> <th>趋势</th> <th>今日搜索</th> <th>最近七日</th> <th>相关链接</th> </tr> <tr> <td>1</td> <td>鬼吹灯</td> <td><img src="./images/up.jpg"></td> <td>65589</td> <td>45</td> <td><a href="#">贴吧</a> <a href="#">图片</a> <a href="#">百科</a></td> </tr> <tr> <td>2</td> <td>盗墓笔记</td> <td><img src="./images/down.jpg"></td> <td>1</td> <td>456</td> <td><a href="#">贴吧</a> <a href="#">图片</a> <a href="#">百科</a></td> </tr> <tr> <td>3</td> <td>西游记</td> <td><img src="./images/up.jpg"></td> <td>2</td> <td>456</td> <td><a href="#">贴吧</a> <a href="#">图片</a> <a href="#">百科</a></td> </tr> <tr> <td>4</td> <td>东游记</td> <td><img src="./images/up.jpg"></td> <td>4567</td> <td>456</td> <td><a href="#">贴吧</a> <a href="#">图片</a> <a href="#">百科</a></td> </tr> <tr> <td>5</td> <td>甄嬛传</td> <td><img src="./images/down.jpg"></td> <td>7895</td> <td>456</td> <td><a href="#">贴吧</a> <a href="#">图片</a> <a href="#">百科</a></td> </tr> <tr> <td>6</td> <td>水浒传</td> <td><img src="./images/up.jpg"></td> <td>4254</td> <td>456</td> <td><a href="#">贴吧</a> <a href="#">图片</a> <a href="#">百科</a></td> </tr> <tr> <td>7</td> <td>三国演义</td> <td><img src="./images/up.jpg"></td> <td>456</td> <td>456</td> <td><a href="#">贴吧</a> <a href="#">图片</a> <a href="#">百科</a></td> </tr> </table> </body> </html>
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Document</title> </head> <body> <table border="1"> <tr> <td>姓名:</td> <td>张三</td> <td>年龄:</td> <td>18</td> <td rowspan="3"><img src="./images/3.gif"></td> </tr> <tr> <td>性别:</td> <td>男</td> <td>籍贯:</td> <td>中国</td> </tr> <tr> <td>手机号:</td> <td>18688886666</td> <td>QQ号</td> <td>233333333</td> </tr> <tr> <td>毕业院校:</td> <td>北京大学</td> <td>电子邮箱</td> <td colspan="2">233333333@qq.com</td> </tr> <tr> <td>住址:</td> <td colspan="4">上海市浦东新区花园石桥路28栋汤臣一品</td> </tr> </table> </body> </html>
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Document</title> </head> <body> <img src="./images/logo_baidu.jpg"> <br> <h1>请填写您的信息:</h1> <form> 姓名:<input type="text" placeholder="请输入您的姓名"> <br> <br> 密码:<input type="password" placeholder="请输入密码"> <br> <br> 确认密码:<input type="password" placeholder="请确认密码"> <br> <br> 验证码:<input type="text" placeholder="请输入验证码"> <br> <br> <img src="./images/yz.jpg"> <br> <br> <input type="checkbox">我已阅读并接受<a href="#">《百度用户协议》</a> <br> <br> <button type="reset">重置</button> <button type="submit">提交</button> </form> </body> </html>
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