本文介绍了一个基于JavaScript的简单表格交互示例，主要功能包括固定表头显示以及支持用户通过鼠标拖拽调整表格列宽。代码包含必要的CSS样式定义及HTML结构，通过调用特定函数实现交互逻辑，适用于需要增强表格可读性与操作性的Web页面场景。
表格固定表头与列拖拽实现
<html> <title>本站 表拖拽效果代码</title> <meta http-equiv="Content-Type" content="text/html; charset=gb2312"> <style type="text/css"> .mainDiv{padding:1px;overflow:auto;scrollbar-face-color:#DEEAF8;height:auto;width:expression(document.body.clientWidth); } .fixedHeaderTr{height:24px;background:#D0E2FD;color:#000;text-align:center;} .fixedHeaderTd{height:24px;line-height:22px} .relativeTag{height:20px;background-color:#fff;} .relativeTag1{height:20px;background-color:#F5F6F8;} .relativetd{border:1px solid #f1f1f1;border-width:0 0 1px 0;padding:0 15px 0 5px;text-align:center;} .resizeDivClass{text-align:right;width:3px;margin:1px 0 1px 0;background:#eee;float:right;cursor:e-resize;} </style> <body style="BORDER-top: #769ABE 1px solid;"> <div class="mainDiv" id=mailContainerDiv> <table width="100%" cellspacing=0 style="margin:0;" id=theObjTable > <TR class="fixedHeaderTr"> <TD class="fixedHeaderTd"> <span class="resizeDivClass" onmousedown="MouseDownToResize(this);" onmousemove="MouseMoveToResize(this);" onmouseup="MouseUpToResize(this);"><img src="images/box1.gif" /></span> 选择 </TD> <TD class="fixedHeaderTd"> <span class="resizeDivClass" onmousedown="MouseDownToResize(this);" onmousemove="MouseMoveToResize(this);" onmouseup="MouseUpToResize(this);"><img src="images/box1.gif" /></span> 订单号 </TD> <TD class="fixedHeaderTd"> <span class="resizeDivClass" onmousedown="MouseDownToResize(this);" onmousemove="MouseMoveToResize(this);" onmouseup="MouseUpToResize(this);"><img src="images/box1.gif" /></span> 公司名称 </TD> <TD class="fixedHeaderTd"> <span class="resizeDivClass" onmousedown="MouseDownToResize(this);" onmousemove="MouseMoveToResize(this);" onmouseup="MouseUpToResize(this);"><img src="images/box1.gif" /></span> 订单客户 </TD> <TD class="fixedHeaderTd"> <span class="resizeDivClass" onmousedown="MouseDownToResize(this);" onmousemove="MouseMoveToResize(this);" onmouseup="MouseUpToResize(this);"><img src="images/box1.gif" /></span> 部门 </TD> <TD class="fixedHeaderTd"> <span class="resizeDivClass" onmousedown="MouseDownToResize(this);" onmousemove="MouseMoveToResize(this);" onmouseup="MouseUpToResize(this);"><img src="images/box1.gif" /></span> 业务员 </TD> <TD class="fixedHeaderTd"> <span class="resizeDivClass" onmousedown="MouseDownToResize(this);" onmousemove="MouseMoveToResize(this);" onmouseup="MouseUpToResize(this);"><img src="images/box1.gif" /></span> 交款方式 </TD> </TR> <TR class="relativeTag1" onMousedown="this.style.background ='#D0E2FD';" onMouseOver="if(checkbox0.checked!=true){this.style.background ='#EBF2FF';}" onMouseOut="if(checkbox0.checked!=true){this.style.background ='#F5F6F8';}"> <TD class="relativetd"> <input name="checkbox0" type="checkbox" id="checkbox0" onClick="this.checked==true?this.parentNode.parentNode.style.background='#D0E2FD':this.parentNode.parentNode.style.background=''"> </TD> <TD class="relativetd">1000000</TD> <TD class="relativetd">中国电信</TD> <TD class="relativetd">订单客户名称</TD> <TD class="relativetd">广告部</TD> <TD class="relativetd">王天一</TD> <TD class="relativetd">现金</TD> </TR > <TR class="relativeTag" onMousedown="this.style.background ='#D0E2FD';" onMouseOver="if(checkbox1.checked!=true){this.style.background ='#EBF2FF';}" onMouseOut="if(checkbox1.checked!=true){this.style.background ='#ffffff';}"> <TD class="relativetd"> <input name="checkbox1" type="checkbox" id="checkbox1" onClick="this.checked==true?this.parentNode.parentNode.style.background='#D0E2FD':this.parentNode.parentNode.style.background=''"> </TD> <TD class="relativetd">1000000</TD> <TD class="relativetd">中国电信</TD> <TD class="relativetd">订单客户名称</TD> <TD class="relativetd">广告部</TD> <TD class="relativetd">王天一</TD> <TD class="relativetd">现金</TD> </TR > <TR class="relativeTag1" onMousedown="this.style.background ='#D0E2FD';" onMouseOver="if(checkbox2.checked!=true){this.style.background ='#EBF2FF';}" onMouseOut="if(checkbox2.checked!=true){this.style.background ='#F5F6F8';}"> <TD class="relativetd"> <input name="checkbox2" type="checkbox" id="checkbox2" onClick="this.checked==true?this.parentNode.parentNode.style.background='#D0E2FD':this.parentNode.parentNode.style.background=''"> </TD> <TD class="relativetd">1000000</TD> <TD class="relativetd">中国电信</TD> <TD class="relativetd">订单客户名称</TD> <TD class="relativetd">广告部</TD> <TD class="relativetd">王天一</TD> <TD class="relativetd">现金</TD> </TR > <TR class="relativeTag" onMousedown="this.style.background ='#D0E2FD';" onMouseOver="if(checkbox3.checked!=true){this.style.background ='#EBF2FF';}" onMouseOut="if(checkbox3.checked!=true){this.style.background ='#ffffff';}"> <TD class="relativetd"> <input name="checkbox3" type="checkbox" id="checkbox3" onClick="this.checked==true?this.parentNode.parentNode.style.background='#D0E2FD':this.parentNode.parentNode.style.background=''"> </TD> <TD class="relativetd">1000000</TD> <TD class="relativetd">中国电信</TD> <TD class="relativetd">订单客户名称</TD> <TD class="relativetd">广告部</TD> <TD class="relativetd">王天一</TD> <TD class="relativetd">现金</TD> </TR > <TR class="relativeTag1" onMousedown="this.style.background ='#D0E2FD';" onMouseOver="if(checkbox4.checked!=true){this.style.background ='#EBF2FF';}" onMouseOut="if(checkbox4.checked!=true){this.style.background ='#F5F6F8';}"> <TD class="relativetd"> <input name="checkbox4" type="checkbox" id="checkbox4" onClick="this.checked==true?this.parentNode.parentNode.style.background='#D0E2FD':this.parentNode.parentNode.style.background=''"> </TD> <TD class="relativetd">1000000</TD> <TD class="relativetd">中国电信</TD> <TD class="relativetd">订单客户名称</TD> <TD class="relativetd">广告部</TD> <TD class="relativetd">王天一</TD> <TD class="relativetd">现金</TD> </TR > <TR class="relativeTag" onMousedown="this.style.background ='#D0E2FD';" onMouseOver="if(checkbox5.checked!=true){this.style.background ='#EBF2FF';}" onMouseOut="if(checkbox5.checked!=true){this.style.background ='#ffffff';}"> <TD class="relativetd"> <input name="checkbox5" type="checkbox" id="checkbox5" onClick="this.checked==true?this.parentNode.parentNode.style.background='#D0E2FD':this.parentNode.parentNode.style.background=''"> </TD> <TD class="relativetd">1000000</TD> <TD class="relativetd">中国电信</TD> <TD class="relativetd">订单客户名称</TD> <TD class="relativetd">广告部</TD> <TD class="relativetd">王天一</TD> <TD class="relativetd">现金</TD> </TR > <TR class="relativeTag1" onMousedown="this.style.background ='#D0E2FD';" onMouseOver="if(checkbox6.checked!=true){this.style.background ='#EBF2FF';}" onMouseOut="if(checkbox6.checked!=true){this.style.background ='#F5F6F8';}"> <TD class="relativetd"> <input name="checkbox6" type="checkbox" id="checkbox6" onClick="this.checked==true?this.parentNode.parentNode.style.background='#D0E2FD':this.parentNode.parentNode.style.background=''"> </TD> <TD class="relativetd">1000000</TD> <TD class="relativetd">中国电信</TD> <TD class="relativetd">订单客户名称</TD> <TD class="relativetd">广告部</TD> <TD class="relativetd">王天一</TD> <TD class="relativetd">现金</TD> </TR > <TR class="relativeTag" onMousedown="this.style.background ='#D0E2FD';" onMouseOver="this.style.background ='#EBF2FF';" onMouseOut="this.style.background ='#ffffff';"> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> </TR > <TR class="relativeTag1" onMousedown="this.style.background ='#D0E2FD';" onMouseOver="this.style.background ='#EBF2FF';" onMouseOut="this.style.background ='#F5F6F8';"> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> </TR > <TR class="relativeTag" onMousedown="this.style.background ='#D0E2FD';" onMouseOver="this.style.background ='#EBF2FF';" onMouseOut="this.style.background ='#ffffff';"> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> </TR > <TR class="relativeTag1" onMousedown="this.style.background ='#D0E2FD';" onMouseOver="this.style.background ='#EBF2FF';" onMouseOut="this.style.background ='#F5F6F8';"> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> </TR > <TR class="relativeTag" onMousedown="this.style.background ='#D0E2FD';" onMouseOver="this.style.background ='#EBF2FF';" onMouseOut="this.style.background ='#ffffff';"> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> </TR > <TR class="relativeTag1" onMousedown="this.style.background ='#D0E2FD';" onMouseOver="this.style.background ='#EBF2FF';" onMouseOut="this.style.background ='#F5F6F8';"> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> </TR > <TR class="relativeTag" onMousedown="this.style.background ='#D0E2FD';" onMouseOver="this.style.background ='#EBF2FF';" onMouseOut="this.style.background ='#ffffff';"> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> </TR > <TR class="relativeTag1" onMousedown="this.style.background ='#D0E2FD';" onMouseOver="this.style.background ='#EBF2FF';" onMouseOut="this.style.background ='#F5F6F8';"> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> </TR > <TR class="relativeTag" onMousedown="this.style.background ='#D0E2FD';" onMouseOver="this.style.background ='#EBF2FF';" onMouseOut="this.style.background ='#ffffff';"> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> </TR > <TR class="relativeTag1" onMousedown="this.style.background ='#D0E2FD';" onMouseOver="this.style.background ='#EBF2FF';" onMouseOut="this.style.background ='#F5F6F8';"> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> <TD class="relativetd"> </TD> </TR > </table> </div> </body> </html> 注意：若代码中引入了外部JavaScript文件，必须刷新页面后该脚本才会生效。