What are some examples of arrow function usage in JavaScript?

What are some examples of arrow function usage in JavaScript?

Arrow functions are a concise way to write function expressions in JavaScript. For example, you can use them to simplify callbacks.

Can you show me a simple example?

Sure! Here's a basic example: const add = (a, b) => a + b; This defines an arrow function that adds two numbers.

What about using arrow functions with array methods?

Great question! You can use arrow functions with methods like map, filter, and reduce. For instance: const squares = numbers.map(num => num * num);.

Are there any differences between arrow functions and regular functions?

Yes, arrow functions do not have their own this context, which can be beneficial in certain situations, especially in callbacks.