<Page xmlns="http://schemas.nativescript.org/tns.xsd" navigatingFrom="onNavigatingFrom">
    <GridLayout rows="30,100,*">
        <Button text="Start test..." tap="onTap3" style="font-size:8" />
        <StackLayout id="placeholder" row="1"/>
        <TextView id="result" row="2" />
    </GridLayout>
</Page>