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CHAPTER - 13

What is the concept of Async/Await in node Js

Async/await is a modern way to handle asynchronous operations in Node.js,

making code more readable and easier to maintain compared to traditional callback-based code. Async/await is built on top of promises, which provide a way to handle asynchronous operations in a more organized manner

Inside an async function, you can use the await keyword to pause the execution of the function until a promise is resolved


 

Here's is the Code !!

const axios = require('axios');

// Function to fetch user data asynchronously
async function fetchUserData(userId) {
    try {
        const response = await axios.get(`https://jsonplaceholder.typicode.com/users/${userId}`);
        return response.data;
    } catch (error) {
        console.error('Error fetching user data:', error);
    }
}

// Using async/await to fetch user data
async function main() {
    const userId = 1; // You can change this to any user ID you want to fetch
    const userData = await fetchUserData(userId);
    
    if (userData) {
        console.log(`User data for user with ID ${userId}:`, userData);
    }
}

// Call the main function
main().catch(console.error);

Chapter 12

What is promises chaining in node Js

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Some basic concept of NPM in node js

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