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jquery - Increment a number inside a div?

i have this

<div class="likes">13</div>

and I want to increment this number by +1 when I click a button

How can I do that with jQuery?

$('btn').click(function() {
   $('.likes').text();
});
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by (71.8m points)
$('btn').click(function() {
  var el = parseInt($('.likes').text());
  $('.likes').text(el+1);
});

http://jsfiddle.net/jg5GA/


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