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<!DOCTYPE html>
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< html lang = 'en' > < head >
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< meta charset = "utf-8" >
< meta name = "viewport" content = "width=device-width, minimum-scale=1, maximum-scale=1" > < meta http-equiv = 'content-type' content = 'text/html; charset=UTF-8' / > < / head > < body >
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< div data-role = "page" >
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< div data-role = "header" >
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< h1 > event.preventDefault()< / h1 >
< / div >
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< div data-role = "content" data-theme = "c" id = "event.preventDefault1" >
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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 >
< / h2 >
< div class = " entry-details" >
< 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" > < !DOCTYPE html>
< html>
< head>
< script src="http://code.jquery.com/jquery-latest.js"> < /script>
< /head>
< body>
< a href="http://jquery.com"> default click action is prevented< /a>
< div id="log"> < /div>
< script>
$("a").click(function(event) {
event.preventDefault();
$('< div/> ')
.append('default ' + event.type + ' prevented')
.appendTo('#log');
});
< /script>
< /body>
< /html> < / code > < / pre >
< h4 > Demo:< / h4 >
< div class = "demo code-demo" > < / div >
< / div > < / div >
< / div >
< / div >
< / div >
< / body > < / html >
