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Fetching Data from an API in React Native with Expo

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Fetching data from an API is a fundamental part of building dynamic mobile applications. In this guide, we will explore how to fetch data in a React Native Expo project using the built-in fetch API and Axios. 1. Setting Up the Project Ensure you have a React Native Expo project set up. If not, create one using: npx create-expo-app myApp cd myApp npm start 2. Fetching Data with Fetch API The fetch API is a simple way to request data from a server. Let’s create a component that fetches and displays data from a public API. Creating a Data Fetching Component import React, { useState, useEffect } from 'react'; import { View, Text, FlatList, ActivityIndicator } from 'react-native'; export default function FetchData() { const [data, setData] = useState([]); const [loading, setLoading] = useState(true); useEffect(() => { fetch('https://jsonplaceholder.typicode.com/posts') .then(response => response.json()) .then(json => { ...
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State Management in React Native with Expo: A Beginner’s Guide

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  State management is an essential part of building scalable and maintainable React Native applications. In this guide, we will explore different ways to manage state in a React Native Expo project, from using the built-in useState hook to more advanced solutions like Context API and Redux. 1. Understanding State in React Native State represents the dynamic data in your application. React provides the useState hook to manage state within functional components. Using useState Hook import React, { useState } from 'react'; import { View, Text, Button } from 'react-native'; export default function Counter() { const [count, setCount] = useState(0); return ( <View> <Text>Count: {count}</Text> <Button title="Increase" onPress={() => setCount(count + 1)} /> </View> ); } Pros: Simple and built into React. Great for managing component-level state. 2. Using Context API for Global State The Contex...
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How to Set Up React Native with Expo 🚀

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