201 lines
		
	
	
		
			4.8 KiB
		
	
	
	
		
			HTML
		
	
	
	
	
	
			
		
		
	
	
			201 lines
		
	
	
		
			4.8 KiB
		
	
	
	
		
			HTML
		
	
	
	
	
	
<!DOCTYPE html>
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<html>
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<head>
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	<meta charset="utf-8">
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	<title>jQuery tablesorter 2.0 - Sorting empty cells</title>
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	<!-- jQuery -->
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	<script src="js/jquery-latest.min.js"></script>
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	<!-- Demo stuff -->
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	<link rel="stylesheet" href="css/jq.css">
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	<link href="css/prettify.css" rel="stylesheet">
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	<script src="js/prettify.js"></script>
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	<script src="js/docs.js"></script>
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	<!-- Tablesorter: required -->
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	<link rel="stylesheet" href="../css/theme.blue.css">
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	<script src="../js/jquery.tablesorter.js"></script>
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	<script id="js">$(function() {
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	// call the tablesorter plugin
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	$("table").tablesorter({
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		theme : 'blue',
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		// default "emptyTo"
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		emptyTo: 'bottom'
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	});
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});</script>
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<script>
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$(function() {
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	$('select').change(function() {
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		var t = $('table'),
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			v = $(this).val();
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		t[0].config.emptyTo = v;
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		t.trigger("update");
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	});
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});
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</script>
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</head>
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<body>
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<div id="banner">
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	<h1>table<em>sorter</em></h1>
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	<h2>Sorting empty cells</h2>
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	<h3>Flexible client-side table sorting</h3>
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	<a href="index.html">Back to documentation</a>
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</div>
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<div id="main">
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	<p class="tip">
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		<em>NOTE!</em>
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	</p>
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	<ul>
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		<li>Set the <code>emptyTo</code> selector below:
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			<ul>
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				<li><code>bottom</code> - sort empty table cells to the bottom.</li>
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				<li><code>top</code> - sort empty table cells to the top.</li>
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				<li><code>emptyMax</code> - sort empty table cells as having a value greater than the <em>max</em> (more positive) value (added v2.16.2)</li>
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				<li><code>emptyMin</code> - sort empty table cells as having a value greater than the <em>min</em> (more negative) value (added v2.16.2)</li>
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				<li><code>none</code> or <code>zero</code>
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					<ul>
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						<li>Sort empty table cells as if the cell has the value equal to zero</li>
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						<li>None/zero has a value less than A through Z (in javascript, <code>0 < 'A' && 0 < 'Z'</code>); so in an alphabetical column, empty cells will sort at the top in an ascending sort & at the bottom in a descending sort.</li>
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						<li>In numerical columns, empty cells will sort as if their value was zero.</li>
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					</ul>
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				</li>
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			</ul>
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			<br>
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		</li>
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		<li>Individual columns can be modified by adding the following (they all do the same thing), set in order of priority:
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			<ul>
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				<li>jQuery data <code>data-empty="top"</code>.</li>
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				<li>metadata <code>class="{ empty: 'top'}"</code>. This requires the metadata plugin.</li>
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				<li>headers option <code>headers : { 0 : { empty : 'top' } }</code>.</li>
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				<li>header class name <code>class="empty-top"</code>.</li>
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				<li>Overall <code>emptyTo</code> option.</li>
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			</ul>
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			<br>
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		</li>
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		<li><code>emptyToBottom</code> option was added in v2.1.11, then replaced by the <code>emptyTo</code> option in v2.1.16.</li>
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	</ul>
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<h1>Demo</h1>
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Set <code>emptyTo</code> option: <select>
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	<option>bottom</option>
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	<option>top</option>
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	<option>emptyMax</option>
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	<option>emptyMin</option>
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	<option value="zero">none/zero</option>
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</select>
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<div id="demo"><table class="tablesorter">
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	<thead>
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		<tr>
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			<th class="empty-top">*Account #</th> <!-- empty-top class has higher priority than the "emptyTo" option -->
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			<th>First Name</th>
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			<th>Last Name</th>
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			<th>Age</th>
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			<th>Total</th>
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			<th>Discount</th>
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			<th>Diff</th>
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		</tr>
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	</thead>
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	<tbody>
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		<tr>
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			<td>A43</td>
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			<td>Peter</td>
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			<td>Parker</td>
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			<td>28</td>
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			<td></td>
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			<td>20.3%</td>
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			<td>+3</td>
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		</tr>
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		<tr>
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			<td>A255</td>
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			<td></td>
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			<td>Hood</td>
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			<td></td>
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			<td>19.99</td>
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			<td>25.1%</td>
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			<td>-7</td>
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		</tr>
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		<tr>
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			<td></td>
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			<td>Clark</td>
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			<td></td>
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			<td>18</td>
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			<td>15.89</td>
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			<td>44.2%</td>
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			<td>-15</td>
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		</tr>
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		<tr>
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			<td>A1</td>
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			<td>Bruce</td>
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			<td>Almighty</td>
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			<td>45</td>
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			<td>153.19</td>
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			<td></td>
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			<td>+19</td>
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		</tr>
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		<tr>
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			<td>A102</td>
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			<td>Bruce</td>
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			<td>Evans</td>
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			<td>56</td>
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			<td>153.19</td>
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			<td>23%</td>
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			<td></td>
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		</tr>
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		<tr>
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			<td>A109</td>
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			<td>Larry</td>
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			<td>Stevens</td>
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			<td>56</td>
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			<td>153.19</td>
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			<td>23%</td>
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			<td>0</td>
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		</tr>
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		<tr>
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			<td>A99</td>
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			<td>John</td>
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			<td>Smithy</td>
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			<td>56</td>
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			<td>156</td>
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			<td>22%</td>
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			<td></td>
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		</tr>
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		<tr>
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			<td>A119</td>
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			<td>Mike</td>
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			<td>Rowe</td>
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			<td>55</td>
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			<td>-53.99</td>
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			<td>13%</td>
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			<td>0</td>
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		</tr>
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	</tbody>
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</table></div>
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	* <span class="label label-info">Note</span> The "Account #" column has the "empty-top" class name set which over-rides the <code>emptyTo</code> option (see the order of priority note above).
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	<p></p>
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	<h1>Javascript</h1>
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	<div id="javascript">
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		<pre class="prettyprint lang-javascript"></pre>
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	</div>
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	<h1>HTML</h1>
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	<div id="html">
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		<pre class="prettyprint lang-html"></pre>
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	</div>
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<div class="next-up">
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	<hr />
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	Next up: <a href="example-option-sort-key.html">Change the default multi-sorting key ››</a>
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</div>
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</div>
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</body>
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</html>
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