jQuery Even element selector
Description and Syntax
$(':even')
select all elements with an even index within the matched set.
:even selects the first element, third element, and so on within the matched set.
Examples
$('li:even')selects the even-indexed elements within the set of<li>elements$('.myclass:even')selects the even-indexed elements within the set of elements that have the classmyclass
<html>
<head>
<script src="http://java2s.com/style/jquery-1.8.0.min.js"></script>
<script type="text/javascript">
$(document).ready(function(){<!-- www .ja va2 s . c o m-->
$("tr:even").css("background-color", "red");
});
</script>
</head>
<body>
<body>
<table border="1">
<tr><td>TD #0</td><td>TD #1</td><td>TD #2</td></tr>
<tr><td>TD #3</td><td>TD #4</td><td>TD #5</td></tr>
<tr><td>TD #6</td><td>TD #7</td><td>TD #8</td></tr>
</table>
</body>
</html>