title
<!DOCTYPE html>
< html lang = " en" >
< head>
< meta charset = " UTF-8" >
< title> CSDN闯关</ title>
</ head>
< body>
</ body>
</ html>
标题与段落
<!DOCTYPE html>
< html lang = " en" >
< head>
< meta charset = " UTF-8" >
< title> 2.标题与段落</ title>
</ head>
< body>
< h1> 一级标题h1</ h1>
< h2> 二级标题h2</ h2>
< h3> 三级标题h3</ h3>
< h4> 四级标题h4</ h4>
< h5> 五级标题h5</ h5>
< h6> 六级标题h6</ h6>
< p> 段落标签p</ p>
</ body>
</ html>
水平线与换行符
<!DOCTYPE html>
< html lang = " en" >
< head>
< meta charset = " UTF-8" >
< title> 3.水平线与换行符</ title>
</ head>
< body>
水平线:hr
< hr/>
换行符:br
< hr/>
csdn1
csdn2
< br/>
csdn3
</ body>
</ html>
常见的转义符
<!DOCTYPE html>
< html lang = " en" >
< head>
< meta charset = " UTF-8" >
< title> 4.常见的转义符</ title>
</ head>
< body>
空格:
大于号:>
小于号:<
</ body>
</ html>
链接
<!DOCTYPE html>
< html lang = " en" >
< head>
< meta charset = " UTF-8" >
< title> 5.链接</ title>
</ head>
< body>
< a href = " //www.baidu.com" > 点击我,本窗口将访问百度</ a>
< a href = " //www.baidu.com" target = " _blank" > 点击我,新窗口将访问百度</ a>
</ body>
</ html>
图片标签
<!DOCTYPE html>
< html lang = " en" >
< head>
< meta charset = " UTF-8" >
< title> 6.图片标签</ title>
</ head>
< body>
< img src = " CSDN.jpg" alt = " 如果图片加载失败,显示的文字" >
< img src = " csdn.pngxxxx" alt = " 如果图片加载失败,显示的文字" >
</ body>
</ html>
表格标签
<!DOCTYPE html>
< html lang = " en" >
< head>
< meta charset = " UTF-8" >
< title> 7.表格标签</ title>
</ head>
< body>
< table border = " 1px" width = " 300px" >
< tr>
< th> 表头th</ th>
< th> 表头th</ th>
</ tr>
< tr>
< td> 普通列td</ td>
< td> 普通列td</ td>
</ tr>
</ table>
</ body>
</ html>
列表
<!DOCTYPE html>
< html lang = " en" >
< head>
< meta charset = " UTF-8" >
< title> 8.列表</ title>
</ head>
< body>
< ul>
< li> 无序列表项1</ li>
< li> 无序列表项2</ li>
</ ul>
< ol>
< li> 有序列表项1</ li>
< li> 有序列表项2</ li>
</ ol>
</ body>
</ html>
常见的无意义标签
<!DOCTYPE html>
< html lang = " en" >
< head>
< meta charset = " UTF-8" >
< title> 9.常见的无意义标签</ title>
</ head>
< body>
< div> div标签</ div>
< div> div标签</ div>
< span> span标签</ span>
< span> span标签</ span>
</ body>
</ html>
表单
<!DOCTYPE html>
< html lang = " en" >
< head>
< meta charset = " UTF-8" >
< title> 10.表单1</ title>
</ head>
< body>
< form action = " #" method = " post" enctype = " multipart/form-data" >
1.用户名(文本框text):
< input type = " text" name = " username" >
< hr/>
2.密码(密码框password):
< input type = " password" name = " password" >
< hr/>
3.性别(单选框radio):
男< input type = " radio" name = " gender" value = " 0" >
女< input type = " radio" name = " gender" value = " 1" >
< hr/>
4.爱好(复选框checkbox):
学web< input type = " checkbox" name = " hobby" value = " web" >
学爬虫< input type = " checkbox" name = " hobby" value = " spider" >
< hr/>
5.上传头像(文件框file):
< input type = " file" name = " img" >
< hr/>
6.按钮(button):
< input type = " button" value = " 空按钮" >
< hr/>
7.提交(submit):
< input type = " submit" value = " 提交按钮" >
< hr/>
8.重置(reset):
< input type = " reset" value = " 重置按钮" >
</ form>
</ body>
</ html>
<!DOCTYPE html>
< html lang = " en" >
< head>
< meta charset = " UTF-8" >
< title> 10.表单2</ title>
</ head>
< body>
< form action = " #" method = " post" enctype = " multipart/form-data" >
< select name = " year" >
< option value = " 2019" > 显示在下拉框的信息</ option>
< option value = " 2018" > 2018</ option>
</ select>
< textarea name = " comment" cols = " 30" rows = " 10" > </ textarea>
</ form>
</ body>
</ html>