Setting a custom format string on a DateField control in Flex

The following example shows how you can set a custom format string on a Flex DateField control by setting the formatString property using MXML and ActionScript.

Full code after the jump.

View MXML

<?xml version="1.0" encoding="utf-8"?>
<!-- http://blog.flexexamples.com/2008/07/23/setting-a-custom-format-string-on-a-datefield-control-in-flex/ -->
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"
        layout="vertical"
        verticalAlign="top"
        backgroundColor="white">

    <mx:ApplicationControlBar dock="true">
        <mx:Form styleName="plain">
            <mx:FormItem label="formatString:" direction="horizontal">
                <mx:Button label="YYYY/MM/DD"
                        click="dateField.formatString='YYYY/MM/DD';" />
                <mx:Button label="MM/DD/YYYY"
                        click="dateField.formatString='MM/DD/YYYY';" />
                <mx:Button label="DD/MM/YYYY"
                        click="dateField.formatString='DD/MM/YYYY';" />
            </mx:FormItem>
        </mx:Form>
    </mx:ApplicationControlBar>

    <mx:DateField id="dateField"
            formatString="YYYY-MM-DD" />

</mx:Application>

View source is enabled in the following example.