abstract:<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>DOM实战:模拟智能在线客服系统</title> <style type="text/css"> div:nth-c
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>DOM实战:模拟智能在线客服系统</title> <style type="text/css"> div:nth-child(1){ width: 450px;height: 650px; background: skyblue;margin: 30px auto; color: #333;box-shadow: 2px 2px 2px #808080; } h2{ text-align: center;margin-bottom: -10px; } div:nth-child(2){ width: 400px;height: 500px; border: 4px double green; background: #efefef; margin: 20px auto 10px; } ul{ list-style: none; line-height: 2em; overflow: hidden; padding: 15px; } table{ width: 90%;height: 80px; margin: auto; } textarea{ border: none; resize: none; background: lightyellow; padding: 10px; } button{ width: 60px; height: 40px; background: seagreen; border: none; } button:hover{ cursor: pointer; background: orange; } </style> </head> <body> <div> <h2>在线客服</h2> <div> <ul> <li></li> </ul> </div> <table> <tr> <td align="right"><textarea name="text" cols="50" rows="4"></textarea></td> <td align="left"> <button type="button">发送</button></td> </tr> </table> </div> <script type="text/javascript"> // 获取到页面中的元素 // 按钮 let btn = document.getElementsByTagName('button')[0]; // 输入内容 let text = document.getElementsByName('text')[0]; // ul元素 let list = document.getElementsByTagName('ul')[0]; // 计数器 let sum = 0; </script> </body> </html>
Correcting teacher:西门大官人Correction time:2019-03-29 09:55:46
Teacher's summary:程序代码结构不错,美中不足的是,貌似没有写完吧?js代码只有一部分