jQuery .prevAll() gets all preceding siblings of each element in the set of matched elements
Syntax and Description
.prevAll([selector])
Get all preceding siblings of each element in the set of matched elements,
optionally filtered by a selector.
selector (optional) is a string containing a
selector expression to match elements against.
Its return value is the new jQuery object.
Get all previous tags and set styles
The following code get all previous tags and then set styles.
<html>
<head>
<script src="http://java2s.com/style/jquery-1.8.0.min.js"></script>
<script type="text/javascript">
$(document).ready(function(){<!-- w w w.j av a 2 s. c om-->
$("div").prevAll().css("background", "yellow");
});
</script>
</head>
<body>
<body>
<div>java2s.com</div>
<div>java 2s.com</div>
<div>java2s.c om</div>
<div class="selected">java2s.c om</div>
<div>ja va2s.com</div>
</body>
</html>
Locate all the divs before the last and give them a class
<!--from ww w . j a va 2s . co m-->
<html>
<head>
<script src="http://java2s.com/style/jquery-1.8.0.min.js"></script>
<script type="text/javascript">
$(document).ready(function(){
$("div:last").prevAll().css("color","red");
});
</script>
<style>
.selected { color:blue; }
</style>
</head>
<body>
<body>
<div>java2s.com</div>
<div>java2s.com</div>
<div>java2s.com</div>
<div>java2s.com</div>
</body>
</html>