tabbar icon cannot class?

[shiqian123]

in v3
class TabIcon extends Component {}
<Scene key="home" icon={TabIcon}> <Scene key="homePage" component={HomePage}/> </Scene>
but in v4 this is error .I mast write that
const TabIcon = ()=>{}
<Scene key="home" icon={TabIcon}> <Scene key="homePage" component={HomePage}/> </Scene>

[aksonov]

Yes, it is limitation of React Navigation and it makes sense. Please use pure functions for icons.