StringTools  - AS3

package {
    import flash.display.Sprite;
    import flash.globalization.LocaleID;
    import flash.globalization.StringTools;
    import flash.text.TextField;
    import flash.text.TextFieldAutoSize;

    public class StringToolsExample extends Sprite
    {
        public function StringToolsExample()
        {
            var localeName:String= LocaleID.DEFAULT;
            var strTool:StringTools = new StringTools(localeName);
            
            trace('\n\n' + "LocaleID requested: " + nf.requestedLocaleIDName 
            + "; actual: " + nf.actualLocaleIDName);
            trace( "Last Operation Status:" + nf.lastOperationStatus );  
            
            var turkishStr:String = "iI ıİ";
            var greekStr:String = "Σςσβΰ�Σ";
            var germanStr:String= "ß";
            
            var tfTurInp:TextField = createTextField(10, 10);
            tfTurInp.text="Turkish Input: \t " + turkishStr;
            
            var tfdash:TextField = createTextField(10, 20);
            tfdash.text="-------------------";
            
            var tf1:TextField = createTextField(10, 30);
            tf1.text="\t Upper case: \t " + strTool.toUpperCase(turkishStr);
            
            var tf2:TextField = createTextField(10, 40);
            tf2.text="\t Lower case: \t " + strTool.toLowerCase(turkishStr);
            
            var tfgreekInp:TextField = createTextField(10, 60);
            tfgreekInp.text="Greek Input: \t " + greekStr;
            
            var tfdash1:TextField = createTextField(10, 70);
            tfdash1.text="-------------------";
            
            var tf3:TextField = createTextField(10, 80);
            tf3.text="\t Upper case: \t " + strTool.toUpperCase(greekStr);
            
            var tf4:TextField = createTextField(10, 90);
            tf4.text="\t Lower case: \t " + strTool.toLowerCase(greekStr);
            
            var tfgermanInp:TextField = createTextField(10, 110);
            tfgermanInp.text="German Input: \t " + germanStr;
            
            var tfdash2:TextField = createTextField(10, 120);
            tfdash2.text="-------------------";
                         
            var tf5:TextField = createTextField(10, 130);
            tf5.text="\t Upper case: \t " + strTool.toUpperCase(germanStr);
            
            var tf6:TextField = createTextField(10, 140);
            tf6.text="\t Lower case: \t " + strTool.toLowerCase(germanStr);
        }
        
        private function createTextField(x:Number, y:Number):TextField 
        {
            var result:TextField = new TextField();
            result.x = x;
            result.y = y;
            result.autoSize=TextFieldAutoSize.LEFT;
            addChild(result);
            return result;
        }
    }
}