FlatList

1.横向Flatlist不可滚动, 在contentContainerStyle需添加flexGrow: 1

<FlatList
                    style={{ flex: 1 }}
                    contentContainerStyle={{ flexGrow: 1}}
                    horizontal
                    showsHorizontalScrollIndicator={false}
                    initialNumToRender={4}
                    
                  />