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    copied!<p>How about this?</p> <p>The html part is changed for testing purpose:</p> <pre><code>&lt;input id="my-input"/&gt; &lt;div id="container"&gt; &lt;div id="div-a"&gt; &lt;ul id="ul-1"&gt; &lt;li id="li-1-1" class="li"&gt;&lt;p&gt;This is something wonderful&lt;/p&gt;&lt;/li&gt; &lt;li id="li-1-2" class="li"&gt;&lt;span&gt;Try is out&lt;/span&gt;&lt;/li&gt; &lt;/ul&gt; &lt;/div&gt; &lt;div id="div-b"&gt; &lt;ul id="ul-2"&gt; &lt;li id="li-2-2" class="li"&gt;&lt;a href="javascript: void(0)"&gt;This needs to be selected&lt;/a&gt;&lt;/li&gt; &lt;/ul&gt; &lt;/div&gt; &lt;div id="div-c"&gt; &lt;ul id="ul-3"&gt; &lt;li id="li-3-1" class="li"&gt;No that wonderful&lt;/li&gt; &lt;li id="li-3-2" class="li"&gt;How is this?&lt;/li&gt; &lt;li id="li-3-3" class="li"&gt;Need to match&lt;/li&gt; &lt;li id="li-3-4" class="li"&gt;No need to match?&lt;/li&gt; &lt;/ul&gt; &lt;/div&gt; &lt;/div&gt; </code></pre> <p>The jQuery/JavaScript</p> <p>$("document").ready(function() {</p> <pre><code>$('#my-input').keyup(function(e) { e.stopImmediatePropagation(); var keycode = (e.keyCode ? e.keyCode : e.which); if (keycode == 13) { //Do something } else { var matchText = $('#my-input').val(); if (matchText.length &gt;= 3) { var selectedLists = new Array(); var flagArray = new Array(); var i = 0; $(matchText.split(/\s+/)).each(function() { var textToMatch = $(this)[0]; if (textToMatch &amp;&amp; textToMatch != "") { $("li").each(function() { if ($(this).html().match(eval("/" + textToMatch + "/ig"))) { if (!flagArray[$(this).attr("id")]) { selectedLists[i++] = $(this).attr("id"); //For your implementation, I suggest that you store the object, rather than the id so that you can clone it without an iteration flagArray[$(this).attr("id")] = true; } } }); } }); if (selectedLists.length &gt; 0) { alert(selectedLists); } } } }); </code></pre> <p>});</p>
 

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