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<pre class="prettyprint lang-js"><span id='Ext-util-Grouper'>/**
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</span> * @class Ext.util.Grouper
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Represents a single grouper that can be applied to a Store. The grouper works
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in the same fashion as the {@link Ext.util.Sorter}.
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* @markdown
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*/
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Ext.define('Ext.util.Grouper', {
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/* Begin Definitions */
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extend: 'Ext.util.Sorter',
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<span id='Ext-util-Grouper-property-isGrouper'> /* End Definitions */
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</span>
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isGrouper: true,
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<span id='Ext-util-Grouper-method-getGroupString'> /**
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</span> * Returns the value for grouping to be used.
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* @param {Ext.data.Model} instance The Model instance
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* @return {String} The group string for this model
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*/
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getGroupString: function(instance) {
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return instance.get(this.property);
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}
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});</pre>
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