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Validate TagBox

This example shows how to validate the tagbox values.

<!DOCTYPE html>
	<meta charset="UTF-8">
	<title>Validate TagBox - jQuery EasyUI Demo</title>
	<link rel="stylesheet" type="text/css" href="../../themes/default/easyui.css">
	<link rel="stylesheet" type="text/css" href="../../themes/icon.css">
	<link rel="stylesheet" type="text/css" href="../demo.css">
	<script type="text/javascript" src="../../jquery.min.js"></script>
	<script type="text/javascript" src="../../jquery.easyui.min.js"></script>
	<h2>Validate TagBox</h2>
	<p>This example shows how to validate the tagbox values.</p>
	<div style="margin:20px 0;"></div>
	<div class="easyui-panel" style="width:100%;max-width:400px;padding:30px 60px;">
		<input class="easyui-tagbox" value="Apple,Orange" label="Add a tag" style="width:100%" data-options="
				validType: ['length[3,10]','uniquetag']
	<script type="text/javascript">
		$.extend($.fn.validatebox.defaults.rules, {
			uniquetag: {
				validator: function(value, param){
					var tb = $(this).closest('.tagbox').prev();
					var values = tb.tagbox('getValues');
					return $.inArray(value, values)==-1;
				message: 'The tag value already exists.'