日期:2014-05-16  浏览次数:20400 次

javascript table 表格排序
在功能上实现了对表格不同内容的升序和降序的排序,内容可能是字符串,int类型,日期类型,float类型等。
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN"
"http://www.w3.org/TR/html4/strict.dtd">
<html lang="en">
	<head>
		<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
		<title>对单列表格进行排序</title>
		<meta name="generator" content="Studio 3 http://aptana.com/">
		<meta name="author" content="Administrator">
		<script type="text/javascript" src="js/test3.js"></script>
	</head>
	<body>
		<table border="1" id="tblsort">
			<thead>
				<tr>
					<th onclick="table.sortTable('tblsort',0)" style="cursor: pointer">Last Name</th>
					<th onclick="table.sortTable('tblsort',1)" style="cursor: pointer">First Name</th>
					<th onclick="table.sortTable('tblsort',2,'int')" style="cursor: pointer">Age</th>
					<th onclick="table.sortTable('tblsort',3,'date')" style="cursor: pointer">Birth Day</th>
					<th onclick="table.sortTable('tblsort',4,'float')" style="cursor: pointer">Pay</th>
				</tr>
			</thead>
			<tbody>
				<tr>
					<td>Adam</td>
					<td>Jack</td>
					<td>26</td>
					<td>1/12/1977</td>
					<td>3000.12</td>
				</tr>
				<tr>
					<td>Smith</td>
					<td>Lucy</td>
					<td>28</td>
					<td>6/12/1975</td>
					<td>4000.23</td>
				</tr>
				<tr>
					<td>Johnson</td>
					<td>Lily</td>
					<td>35</td>
					<td>07/12/1965</td>
					<td>5000.03</td>
				</tr>
				<tr>
					<td>Williams</td>
					<td>Pual</td>
					<td>25</td>
					<td>12/08/1984</td>
					<td>5000.56</td>
				</tr>
				<tr>
					<td>Gilliam</td>
					<td>Jack</td>
					<td>45</td>
					<td>6/4/1953</td>
					<td>10000</td>
				</tr>
				<tr>
					<td>Bill</td>
					<td>Hamson</td>
					<td>36</td>
					<td>9/8/1971</td>
					<td>8000</td>
				</tr>
				<tr>
					<td>Mowen</td>
					<td>Alex</td>
					<td>10</td>
					<td>11/12/2000</td>
					<td>6000</td>
				</tr>
			</tbody>
		</table>
	</body>
</html>


/**
 * @author Administrator
 */
table = {
	compareTRS : function (otr1, otr2) {
		var value1 = otr1.cells[0].firstChild.nodeValue;
		var value2 = otr2.cells[0].firstChild.nodeValue;
		return value1.localeCompare(value2);
	},
	sortTable : function (tableId,col,datatype) {
		var otable = document.getElementById(tableId);
	    var tbody = otable.tBodies[0];
		var colDataRows = tbody.rows;
		var trs = [];
	
		for (var i=0; i < colDataRows.length; i++) {
			trs.push(colDataRows[i]);
		};
		
		if (otable.sortCol == col) {
			trs.reverse();
		} else {
			trs.sort(table.generateCompareTRS(col, datatype));	
		}
		
		var fragment = document.createDocumentFragment();
		for (var i=0; i < trs.length; i++) {
		  fragment.appendChild(trs[i]);
		};
		tbody.appendChild(fragment);
		otable.sortCol = col;
	},
	generateCompareTRS : function (col, datatype) {
	  return function compareTRS (tr1, tr2) {
		var value1 = table.convert(tr1.cells[col].firstChild.nodeValue, datatype);
		var value2 = table.convert(tr2.cells[col].firstChild.nodeValue, datatype);
		if (value1 < value2) {
			return -1;
		} else if (value1 > value2) {
			return 1;
		} else {
			return 0;
		}
	  }
	},
	convert : function (value, datatype) {
	  switch(datatype) {
	  	case "int":
	  		return parseInt(value);
	  	case "float":
	  		return p