<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title></title> <style> *{margin:20px;padding:20px;} </style> </head> <body> <table> <tr> <th id="Copy" title="点击A可以复制整个列">A</th> <th>B</th> <th>C</th> <th>D</th> <th>E</th> </tr> <tr> <td class="shuzi">aaaaaaaaaaaaaa</td> <td>2</td> <td>3</td> <td>4</td> <td>5</td> </tr> <tr> <td class="shuzi">bbbbbbbbbbbbb</td> <td>2</td> <td>3</td> <td>4</td> <td>5</td> </tr> <tr> <td class="shuzi">ccccccccccc</td> <td>2</td> <td>3</td> <td>4</td> <td>5</td> </tr> <tr> <td class="shuzi">dddd</td> <td>2</td> <td>3</td> <td>4</td> <td>5</td> </tr> </table> </body> <script src="jquery.min.js"></script> <script type="text/javascript"> $("#Copy").click(function(){ var arr=$(".shuzi"); var values=new Array(); for(var i=0;i<arr.length;i++){ var td=arr[i].innerHTML; values[i]=td; } var j=''; for(var i=0;i<values.length;i++){ var j=j+values[i]+" "; } var flag = copyText(j); //传递文本 alert(flag ? "复制成功！" : "复制失败！"); }) function copyText(text) { var textarea = document.createElement("textarea");//创建input对象 var currentFocus = document.activeElement;//当前获得焦点的元素 document.body.appendChild(textarea);//添加元素 textarea.value = text; textarea.focus(); if(textarea.setSelectionRange) textarea.setSelectionRange(0, textarea.value.length);//获取光标起始位置到结束位置 else textarea.select(); try { var flag = document.execCommand("copy");//执行复制 } catch(eo) { var flag = false; } document.body.removeChild(textarea);//删除元素 currentFocus.focus(); return flag; } </script> </html>