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copied!<p>Tested and, demonstrably, working:</p> <pre><code>$('input:checkbox').change( function(){ var show = $('input:checkbox:checked').map(function(){ return $(this).val(); }); console.log(show); $('#list li').each( function(){ if ($.inArray($(this).attr('class'),show) > -1) { $(this).show(); } else { $(this).hide(); } }); }); </code></pre> <p><a href="http://jsfiddle.net/davidThomas/Ck8Nr/" rel="nofollow">JS Fiddle demo</a>.</p> <p>Note that, for the sake of simplicity, and to avoid the <code>not()</code> method, I opted to assign an <code>id</code> to the list containing the elements to be filtered.</p> <hr /> <p><strong>Edited</strong> in response to comment from OP:</p> <blockquote> <p>[Only] one problem, when you deselect all the checkboxes after selecting any of them all the results vanishes...</p> </blockquote> <pre><code>$('input:checkbox').change( function(){ var show = $('input:checkbox:checked').map(function(){ return $(this).val(); }); if (show.length > 0){ $('#list li').each( function(){ if ($.inArray($(this).attr('class'),show) > -1) { $(this).show(); } else { $(this).hide(); } }); } else { $('#list li').show(); } }); </code></pre> <p><a href="http://jsfiddle.net/davidThomas/Ck8Nr/1/" rel="nofollow">JS Fiddle demo</a>. References:</p> <ul> <li><a href="http://api.jquery.com/array/" rel="nofollow"><code>attr()</code></a>.</li> <li><a href="http://api.jquery.com/change/" rel="nofollow"><code>change()</code></a>.</li> <li><a href="http://api.jquery.com/checkbox-selector" rel="nofollow"><code>:checkbox</code> selector</a>.</li> <li><a href="http://api.jquery.com/hide/" rel="nofollow"><code>hide()</code></a>.</li> <li><a href="http://api.jquery.com/input-selector/" rel="nofollow"><code>:input</code> selector</a>.</li> <li><a href="http://api.jquery.com/jquery.inArray/" rel="nofollow"><code>$.inArray()</code></a>.</li> <li><a href="http://api.jquery.com/map/" rel="nofollow"><code>map()</code></a>.</li> <li><a href="http://api.jquery.com/show/" rel="nofollow"><code>show()</code></a>.</li> </ul>

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