flex中使用RadioButtonGroup时取出所选项的值的方法
mx:FormItem label=”是否打印：” mx:HBox verticalAlign=”middle” horizontalGap=”15″ mx:RadioButtonGroup / mx:RadioButton label=”不打印” groupName=”dayinID” selected=”false”/ mx:RadioButton label=”打印” groupName=”dayinID”/ /mx:HBox /mx:Form
