SectionList s are like FlatList s, but they can have section headers to separate groups of rows . SectionList s render each item in their input sections using the renderSectionHeader and renderItem prop. Each item in sections should be an object with a unique id (the key), and an array data of row data.
Read moreWhat is keyExtractor?
keyExtractor (item: object, index: number) => string; Used to extract a unique key for a given item at the specified index . Key is used for caching and as the react key to track item re-ordering.
Read moreWhat is onEndReachedThreshold?
In 2020, onEndReachedThreshold represents the number of screen lengths you should be from the bottom before it fires the event . I use onEndReachedThreshold={2} to fire onEndReached when I’m two full screen lengths away.
Read moreHow do I use list view in React Native?
React Native ListView Example 1
Read moreHow do I make a list in react-native?
To create a list, we will use the map() method . This will iterate over an array of items, and render each one. When we run the app, we will see the list of names. You can click on each item in the list to trigger an alert with the name.
Read moreHow do I display list items in react-native?
React Native provides a suite of components for presenting lists of data. Generally, you’ll want to use either FlatList or SectionList. The FlatList component displays a scrolling list of changing, but similarly structured, data.19 Oca 2022
Read moreHow do I display data in react-native?
We’ll cover the following options for fetching data in React Native:
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