发个自己写的表格操作类(添加，删除，排序，上移，下移)

(编辑：jimmy 日期: 2026/1/24 浏览：2)

<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=gb2312"> <style type="text/css">*{font-size:14px}button{margin:3px}</style>  </head> <body> <button  onClick="javascript:mytable.rnd()">随机选择行</button> <button  onClick="javascript:mytable.add()">添加一行</button> <button  onClick="javascript:mytable.del()">删除选定行</button> <button  onClick="javascript:mytable.up()">上移选定行</button> <button  onClick="javascript:mytable.down()">下移选定行</button> <button  onClick="javascript:mytable.sort(1)">按第一列数字排序</button> <button  onClick="javascript:mytable.sort(f)">按每行数据的和排序</button>         <button  onClick="javascript:mytable2.rnd()">随机选择行</button> <button  onClick="javascript:mytable2.add()">添加一行</button> <button  onClick="javascript:mytable2.del()">删除选定行</button> <button  onClick="javascript:mytable2.up()">上移选定行</button> <button  onClick="javascript:mytable2.down()">下移选定行</button> <button  onClick="javascript:mytable2.sort(2)">按第二列数字排序</button> <button  onClick="javascript:mytable2.sort(f)">按每行数据的和排序</button> </body> </html>

[Ctrl+A 全选注:引入外部Js需再刷新一下页面才能执行]

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