标签：ref nss data www ges play The body img
主要练习内容:
tbody 表格主体
caption 表格的标题
thead 表格的表头
tfoot 表格的页脚
th 表格的表头单元格
练习技巧: 先写一个完整的表格[最多行最多列],再考虑合并的问题
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>太阳系行星数据</title> <style> html { font-family: sans-serif; } table { border-collapse: collapse; border: 2px solid rgb(200,200,200); letter-spacing: 1px; font-size: 0.8rem; } td, th { border: 1px solid rgb(190,190,190); padding: 10px 20px; } th { background-color: rgb(235,235,235); } td { text-align: center; } tr:nth-child(even) td { background-color: rgb(250,250,250); } tr:nth-child(odd) td { background-color: rgb(245,245,245); } caption { padding: 10px; } </style> </head> <body> <h1>太阳系行星数据</h1> <table> <caption>太阳系中行星的一些数据。（资料取自<a href="http://nssdc.gsfc.nasa.gov/planetary/factsheet/">NASA 行星数据 - 公制</a>，图片取自<a href="https://www.nasa.gov/multimedia/imagegallery/">NASA 照片库</a>。）</caption> <colgroup> <col span="2"> <col style="border: 2px solid black"> </colgroup> <thead> <tr> <td colspan="2"></td> <th scope="col">名字</th> <th scope="col">图片</th> <th scope="col">质量 (10<sup>24</sup>kg)</th> <th scope="col">直径 (km)</th> <th scope="col">密度 (kg/m<sup>3</sup>)</th> <th scope="col">重力 (m/s<sup>2</sup>)</th> <th scope="col">天长 (小时)</th> <th scope="col">与太阳距离 (10<sup>6</sup>km)</th> <th scope="col">平均温度 (°C)</th> <th scope="col">卫星数量</th> <th scope="col">备注</th> </tr> </thead> <tbody> <tr> <th rowspan="4" colspan="2" scope="rowgroup">类地行星</th> <th scope="row">水星</th> <td><img src="images/mercury.jpg" alt="水星"></td> <td>0.330</td> <td>4,879</td> <td>5427</td> <td>3.7</td> <td>4222.6</td> <td>57.9</td> <td>167</td> <td>0</td> <td>距太阳最近</td> </tr> <tr> <th scope="row">金星</th> <td><img src="images/venus.jpg" alt="金星"></td> <td>4.87</td> <td>12,104</td> <td>5243</td> <td>8.9</td> <td>2802.0</td> <td>108.2</td> <td>464</td> <td>0</td> <td></td> </tr> <tr> <th scope="row">地球</th> <td><img src="images/earth.png" alt="地球"></td> <td>5.97</td> <td>12,756</td> <td>5514</td> <td>9.8</td> <td>24.0</td> <td>149.6</td> <td>15</td> <td>1</td> <td>我们的世界</td> </tr> <tr> <th scope="row">火星</th> <td><img src="images/mars.jpg" alt="火星"></td> <td>0.642</td> <td>6,792</td> <td>3933</td> <td>3.7</td> <td>24.7</td> <td>227.9</td> <td>-65</td> <td>2</td> <td>红色星球</td> </tr> <tr> <th rowspan="4" scope="rowgroup">类木行星</th> <th rowspan="2" scope="rowgroup">气巨星</th> <th scope="row">木星</th> <td><img src="images/jupiter.jpg" alt="木星"></td> <td>1898</td> <td>142,984</td> <td>1326</td> <td>23.1</td> <td>9.9</td> <td>778.6</td> <td>-110</td> <td>67</td> <td>太阳系最大</td> </tr> <tr> <th scope="row">土星</th> <td><img src="images/saturn.jpg" alt="土星"></td> <td>568</td> <td>120,536</td> <td>687</td> <td>9.0</td> <td>10.7</td> <td>1433.5</td> <td>-140</td> <td>62</td> <td></td> </tr> <tr> <th rowspan="2" scope="rowgroup">冰巨星</th> <th scope="row">天王星</th> <td><img src="images/uranus.jpg" alt="天王星"></td> <td>86.8</td> <td>51,118</td> <td>1271</td> <td>8.7</td> <td>17.2</td> <td>2872.5</td> <td>-195</td> <td>27</td> <td></td> </tr> <tr> <th scope="row">海王星</th> <td><img src="images/neptune.jpg" alt="海王星"></td> <td>102</td> <td>49,528</td> <td>1638</td> <td>11.0</td> <td>16.1</td> <td>4495.1</td> <td>-200</td> <td>14</td> <td></td> </tr> <tr> <th colspan="2" scope="rowgroup">矮行星</th> <th scope="row">冥王星</th> <td><img src="images/pluto.jpg" alt="冥王星"></td> <td>0.0146</td> <td>2,370</td> <td>2095</td> <td>0.7</td> <td>153.3</td> <td>5906.4</td> <td>-225</td> <td>5</td> <td>2006年降格，但<a href="http://www.usatoday.com/story/tech/2014/10/02/pluto-planet-solar-system/16578959/">尚存争议</a>。</td> </tr> </tbody> </table> </body> </html>
效果图:
其他:
参考地址: 构建行星数据
HTML里不为人知的秘密(01)之table表格练习_构建行星数据
标签：ref nss data www ges play The body img
原文地址：https://www.cnblogs.com/dafei4/p/13235185.html
