A static class that defines methods used for an ArrayCollection instance.
public static function extracItemValuesByKey(arr:ArrayCollection, key:String):Array
A static method that returns an ArrayCollection instance's item values by key as Array.
Parameters
| arr:ArrayCollection — ArrayCollection instance from which to extract values by key.
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| key:String — Key string to extract.
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Returns
| Array — An array of values extracted from an ArrayCollection instance. This result only has
values and no keys.
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public static function extractDistinctItemsByKey(arr:ArrayCollection, key:String, sort:Boolean = false):ArrayCollection
A static method that returns a new ArrayCollection instance with distinct data for a specific field.
Parameters
| arr:ArrayCollection — ArrayCollection instance from which to extract dictinct items by key.
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| key:String — Key string to extract.
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| sort:Boolean (default = false) |
Returns
| ArrayCollection — An arrayCollection instance with distinct data of a single dataField.
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public static function setValuesByKey(arr:ArrayCollection, key:String, value:Object):void
A static method that sets an ArrayCollection instance's item values of a specific field as a specific value.
Parameters
| arr:ArrayCollection — ArrayCollection instance to apply new values.
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| key:String — Key string to indicate the dataField.
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| value:Object — New value object to apply.
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