html Table实现表头固定

<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>html Table实现表头固定</title> <style type="text/css"> .table-head{padding-right:17px;background-color:#999;color:#000;} .table-body{width:100%; height:300px;overflow-y:scroll;} .table-head table,.table-body table{width:100%;} .table-body table tr:nth-child(2n+1){background-color:#f2f2f2;} </style> </head> <body> <div style="width: 800px;"> <div class="table-head"> <table> <colgroup> <col style="width: 80px;" /> <col /> </colgroup> <thead> <tr><th>序号</th><th>内容</th></tr> </thead> </table> </div> <div class="table-body"> <table> <colgroup><col style="width: 80px;" /><col /></colgroup> <tbody> <tr><td>1</td><td>我只是用来测试的</td></tr> <tr><td>2</td><td>我只是用来测试的</td></tr> <tr><td>3</td><td>我只是用来测试的</td></tr> <tr><td>4</td><td>我只是用来测试的</td></tr> <tr><td>5</td><td>我只是用来测试的</td></tr> <tr><td>6</td><td>我只是用来测试的</td></tr> <tr><td>7</td><td>我只是用来测试的</td></tr> <tr><td>8</td><td>我只是用来测试的</td></tr> <tr><td>9</td><td>我只是用来测试的</td></tr> <tr><td>10</td><td>我只是用来测试的</td></tr> <tr><td>11</td><td>我只是用来测试的</td></tr> <tr><td>12</td><td>我只是用来测试的</td></tr> <tr><td>13</td><td>我只是用来测试的</td></tr> <tr><td>14</td><td>我只是用来测试的</td></tr> <tr><td>15</td><td>我只是用来测试的</td></tr> </tbody> </table> </div> </div> </body> </html>

提示：你可以先修改部分代码再运行。

<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>浮动表头</title> <style type="text/css"> body{ font:1.2em normal Arial,sans-serif; color:#34495E; } h1{ text-align:center; text-transform:uppercase; letter-spacing:-2px; font-size:2.5em; margin:20px 0; } .container{ width:90%; margin:auto; } table{ border-collapse:collapse; width:100%; } .blue{ border:2px solid #1ABC9C; } .blue thead{ background:#1ABC9C; } .purple{ border:2px solid #9B59B6; } .purple thead{ background:#9B59B6; } thead{ color:white; } th,td{ text-align:center; padding:5px 0; } tbody tr:nth-child(even){ background:#ECF0F1; } tbody tr:hover{ background:#BDC3C7; color:#FFFFFF; } .fixed{ top:0; position:fixed; width:auto; display:none; border:none; } .scrollMore{ margin-top:600px; } .up{ cursor:pointer; } </style> </head> <body> <h1>↓ SCROLL ↓</h1> <table class="blue"> <thead> <tr> <th>Colonne 1</th> <th>Colonne 2</th> <th>Colonne 3</th> </tr> </thead> <tbody> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> </tbody> </table> <h1 class="scrollMore">↓ SCROLL MORE ↓</h1> <table class="purple"> <thead> <tr> <th>Colonne 1</th> <th>Colonne 2</th> <th>Colonne 3</th> </tr> </thead> <tbody> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> <tr> <td>Non</td> <td>Mais</td> <td>Allo !</td> </tr> </tbody> </table> <h1 class="up scrollMore">↑ UP ↑</h1> <script type="text/javascript" src="http://apps.bdimg.com/libs/jquery/2.1.4/jquery.min.js"></script> <script type="text/javascript"> ;(function($) { $.fn.fixMe = function() { return this.each(function() { var $this = $(this), $t_fixed; function init() { $this.wrap('<div class="container" />'); $t_fixed = $this.clone(); $t_fixed.find("tbody").remove().end().addClass("fixed").insertBefore($this); resizeFixed(); } function resizeFixed() { $t_fixed.find("th").each(function(index) { $(this).css("width",$this.find("th").eq(index).outerWidth()+"px"); }); } function scrollFixed() { var offset = $(this).scrollTop(), tableOffsetTop = $this.offset().top, tableOffsetBottom = tableOffsetTop + $this.height() - $this.find("thead").height(); if(offset < tableOffsetTop || offset > tableOffsetBottom) $t_fixed.hide(); else if(offset >= tableOffsetTop && offset <= tableOffsetBottom && $t_fixed.is(":hidden")) $t_fixed.show(); } $(window).resize(resizeFixed); $(window).scroll(scrollFixed); init(); }); }; })(jQuery); $(document).ready(function(){ $("table").fixMe(); $(".up").click(function() { $('html, body').animate({ scrollTop: 0 }, 2000); }); }); </script> </body> </html>

提示：你可以先修改部分代码再运行。

其实关键之处在于

1、使用了colgroup标签，来对上下两个表格的列宽进行了定义，让他们保持一致。

2、上边的div .table-head添加了样式padding-right:17px，这个宽度是为了保证跟下边的div .table-body的滚动条保持一致，同时下边的表格.table-body添加了样式overflow-y:scroll;

只要保证上述两点的话，你也可以做出固定表头的表格来，同时不会发生上下的列不对齐的问题，屡试不爽！

原文 http://www.cnblogs.com/dacuotecuo/p/3657779.html

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