JavaScript -- 控制table的创建与删除, 排序, 表格颜色

提示：扫一扫查出行
【扫一扫了解最新限行尾号】
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>无标题文档</title>
<link rel="stylesheet" href="table1.css" />
<script type="text/javascript">function createTab(src)
{
var row = document.getElementsByName("rows")[0].value;
var col = document.getElementsByName("cols")[0].value;if(row=="" || col=="")
return;var tabNode = document.createElement("table");for(var i=0; i<row; i++)
{
var trNode = tabNode.insertRow();
for(var j=0; j<col; j++)
{
var tdNode = trNode.insertCell();
tdNode.innerHTML = "<input type='button' value='按键"+ i + j +"' />"
}
}var divNode = document.getElementsByTagName("div")[0];
divNode.appendChild(tabNode);
event.srcElement.disabled = true;
}function deleteTab(src)
{
var tabNode = document.getElementsByTagName("table")[0];
var row = document.getElementsByName("row")[0].value;
var col = document.getElementsByName("col")[0].value;//alert(tabNode.nodeName + row + col);
if(tabNode==null)
{
alert("没有创建表格");
return;
}if(row!="" && row<tabNode.rows.length)
{
tabNode.deleteRow(row);
return;
}if(col!="" && col<tabNode.rows[0].cells.length)
{
var trNodes = document.getElementsByTagName("tr");
for(var k=0; k<trNodes.length; k++)
{
trNodes[k].deleteCell(col);
}
return;
}alert("输入的行列数有误");
}</script></head><body><input type="button" value="一个按钮创建表格" onclick="createTab(this)" />
<input type="button" value="删除表格的行列" onclick="deleteTab(this)" /><br />
行：<input type="text" name="rows" /> 列:<input type="text" name="cols" /> <br />
删除行：<input type="text" name="row" /> 删除列:<input type="text" name="col" /> <br />
<div></div></body>
</html>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<link rel="stylesheet" href="table1.css" />
<title>无标题文档</title><script type="text/javascript">var flag = true;
function sortTab(src)
{
var tabNode = document.getElementsByTagName("table")[0];
var rows = tabNode.rows;var arr = new Array();
for(var i=1; i<rows.length; i++)
{
arr[i-1] = rows[i]; //将表格行的引用放入数组
}sortt(arr);var tbNode = tabNode.childNodes[0];if(flag) //正反排序
{
for(var j=0; j<arr.length; j++)
{
tbNode.appendChild(arr[j]);
}
flag =false;
}
else
{
for(var j=arr.length-1; j>=0; j--)
{
tbNode.appendChild(arr[j]);
}
flag =trues;
}}function sortt(arr) //冒泡排序
{
for(var x=0; x<arr.length; x++)
{
for(var y=x+1; y<arr.length; y++)
{
if(parseInt(arr[x].cells[2].innerText) > parseInt(arr[y].cells[2].innerText))
{
var temp = arr[x];
arr[x] = arr[y];
arr[y] = temp;
}
}
}
}</script></head><body><div>
<table>
<tr>
<th>姓名</th>
<th>地址</th>
<th><a href="javascript:void(0)" onclick="sortTab(this)"> 年龄</a></th>
</tr><tr>
<td>张三</td>
<td>上海</td>
<td>6</td>
</tr><tr>
<td>张三</td>
<td>上海</td>
<td>49</td>
</tr><tr>
<td>李四</td>
<td>长沙</td>
<td>30</td>
</tr><tr>
<td>王五</td>
<td>北京</td>
<td>22</td>
</tr><tr>
<td>王五</td>
<td>北京</td>
<td>11</td>
</tr></table>
</div></body>
</html>

表格颜色，鼠标放上加亮显示

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<link rel="stylesheet" href="table1.css" />
<title>无标题文档</title><style type="text/css">
.one{
background-color:#CC99FF;
}
.two{
background-color:#00FFFF;
}
.over{
background-color:#FFFFFF;
}</style><script type="text/javascript">var classname="";
function colorTab()
{
var tabNode = document.getElementsByTagName("table")[0];
var rows = tabNode.rows;
for(var i=1; i<rows.length; i++)
{
if(i%2==1)
rows[i].className = "one";
else
rows[i].className = "two";rows[i].onmouseover = function()
{
classname = this.className;
this.className = "over";
}
rows[i].onmouseout = function()
{
this.className = classname;
}
}
}window.onload = colorTab;</script></head><body><div>
<table>
<tr>
<th>姓名</th>
<th>地址</th>
<th><a href="javascript:void(0)" onclick="colorTab(this)"> 年龄</a></th>
</tr><tr>
<td>张三</td>
<td>上海</td>
<td>6</td>
</tr><tr>
<td>张三</td>
<td>上海</td>
<td>49</td>
</tr><tr>
<td>李四</td>
<td>长沙</td>
<td>30</td>
</tr><tr>
<td>王五</td>
<td>北京</td>
<td>22</td>
</tr><tr>
<td>王五</td>
<td>北京</td>
<td>11</td>
</tr></table>
</div></body>
</html>