<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>奇数偶数 和 全选 /反选</title>
<script type="text/javascript" src="js/jquery1.11.3.min.js" ></script>
<script>
$(function(){
$("tr:even").css({background:'red'});
$("tr:odd").css({background:'blue'});
});
function checkAll(){
$("table input").each(function()
$(this).prop("checked","checked");
});
}
function reverseCheck(){
$("table input").each(function(){
var value = $(this).prop("checked");
$(this).prop("checked",!value);
});
}
</script>
</head>
<body>
<table border="1">
<tr>
<td><input type="checkbox" value="1"></td>
<td>鲁班大师</td>
<td>250</td>
</tr>
<tr>
<td><input type="checkbox" value="2"></td>
<td>虞姬</td>
<td>100</td>
</tr>
<tr>
<td><input type="checkbox" value="3"></td>
<td>公孙离</td>
<td>30</td>
</tr>
<tr>
<td><input type="checkbox" value="4"></td>
<td>马岱</td>
<td>1000</td>
</tr>
</table>
<input type="button" value="全选" onclick="checkAll()">
<input type="button" value="反选" onclick="reverseCheck()">
</body>
</html>