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<!DOCTYPE html>
<html lang='en'><head><meta http-equiv='content-type' content='text/html; charset=UTF-8' /></head><body>
<div class="entry-content">
<div class="entry-title roundTop">
<h1 class="jq-clearfix">.length</h1>
<div class="entry-meta jq-clearfix">
Categories:
<span class="category"><a href="http://api.jquery.com/category/properties/" title="View all posts in Properties">Properties</a> > <a href="http://api.jquery.com/category/properties/jquery-object-instance-properties/" title="View all posts in Properties of jQuery Object Instances">Properties of jQuery Object Instances</a></span>
</div>
</div>
<div id="length1" class="entry property">
<h2 class="jq-clearfix roundTop section-title">
<span class="name">length</span> <span class="returns">Returns: <a class="return" href="http://api.jquery.com/Types/#Number">Number</a></span>
</h2>
<div class="jq-box roundBottom entry-details">
<p class="desc"><strong>Description: </strong>The number of elements in the jQuery object.</p>
<ul class="signatures"><li class="signature" id="length"><h4 class="name">
<span class="versionAdded">version added: <a href="/category/version/1.0/">1.0</a></span>length</h4></li></ul>
<div class="longdesc"><p>The number of elements currently matched. The .<a href="/size">size()</a> method will return the same value.</p></div>
<h3>Example:</h3>
<div class="entry-examples" id="entry-examples"><div id="example-0">
<h4><span class="desc">Count the divs. Click to add more.</span></h4>
<pre class="prettyprint"><code class="example demo-code"><!DOCTYPE html>
<html>
<head>
<style>
body { cursor:pointer; }
div { width:50px; height:30px; margin:5px; float:left;
background:green; }
span { color:red; }
</style>
<script src="http://code.jquery.com/jquery-1.7rc2.js"></script>
</head>
<body>
<span></span>
<div></div>
<script>$(document.body).click(function () {
$(document.body).append($("<div>"));
var n = $("div").length;
$("span").text("There are " + n + " divs." +
"Click to add more.");
}).trigger('click'); // trigger the click to start</script>
</body>
</html></code></pre>
<h4>Demo:</h4>
<div class="demo code-demo"></div>
</div></div>
</div>
</div>
</div>
</body></html>
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