<span>checkboxlardan yalnızca birini seçebilirsiniz</span>
<br>
#1<input type="checkbox" id="test1" name="#" value=""><br>
#2<input type="checkbox" id="test2" name="#" value=""><br>
#3<input type="checkbox" id="test3" name="#" value="">
<h3>Daha İyileri <a href="http://furkandemirci.com">Burada</a></h3>
$(document).on('click', 'input[type="checkbox"]', function(){
$("input[type='checkbox']").not(this).prop('checked', false)
});
This Pen doesn't use any external CSS resources.