jquery-mobile/experiments/api-viewer/docs/event.preventDefault/index.html

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<!DOCTYPE html>
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<h1>event.preventDefault()</h1>
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<h2 class="jq-clearfix roundTop section-title">
<span class="name">event.preventDefault()</span> <span class="returns">Returns: <a class="return" href="http://docs.jquery.com/Types#undefined">undefined</a></span>
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<p class="desc"><strong>Description: </strong> If this method is called, the default action of the event will not be triggered. </p>
<ul class="signatures"><li class="signature" id="event.preventDefault"><h4 class="name">
<span class="versionAdded">version added: <a href="/category/version/1.0/">1.0</a></span>event.preventDefault()</h4></li></ul>
<div class="longdesc"><p>For example, clicked anchors will not take the browser to a new URL. We can use <code>event.isDefaultPrevented()</code> to determine if this method has been called by an event handler that was triggered by this event.</p></div>
<h3>Example:</h3>
<div id="entry-examples" class="entry-examples"><div id="example-0">
<h4><span class="desc">Cancel the default action (navigation) of the click.</span></h4>
<pre><code class="example demo-code">&lt;!DOCTYPE html&gt;
&lt;html&gt;
&lt;head&gt;
&lt;script src="http://code.jquery.com/jquery-latest.js"&gt;&lt;/script&gt;
&lt;/head&gt;
&lt;body&gt;
&lt;a href="http://jquery.com"&gt;default click action is prevented&lt;/a&gt;
&lt;div id="log"&gt;&lt;/div&gt;
&lt;script&gt;
$("a").click(function(event) {
event.preventDefault();
$('&lt;div/&gt;')
.append('default ' + event.type + ' prevented')
.appendTo('#log');
});
&lt;/script&gt;
&lt;/body&gt;
&lt;/html&gt;</code></pre>
<h4>Demo:</h4>
<div class="demo code-demo"></div>
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