fmpq.com
源代码：
点击运行
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>Fmpq教程(fmpq.com)</title> <script> function createTHead(){ var x=document.getElementById("myTable"); if (!x.tHead){ var header=x.createTHead(); var row=header.insertRow(0); var cell=row.insertCell(0); cell.innerHTML="<b>这是个表头</b>"; } } function deleteTHead(){ document.getElementById("myTable").deleteTHead(); } </script> </head> <body> <table id="myTable" border="1"> <tr> <td>cell 1</td> <td>cell 2</td> </tr> <tr> <td>cell 3</td> <td>cell 4</td> </tr> </table> <br> <button type="button" onclick="createTHead()">创建表头</button> <button type="button" onclick="deleteTHead()">删除表头</button> </body> </html>
运行结果