React Native FlatList with example | react native tutorial. This tutorial explains how to use FlatList component in react native application and apply set onPress event on FlatList to get value from selected list item. FlatList provides easy way to make an efficient scrolling list of data. FlatList - More performant compared to ListView. ListView rendering can get slow once the number of items grows larger. FlatList significantly improves memory usage and efficiency (especially for large or complex lists).