What is async programming in Rust?

What is async programming in Rust?

Async programming in Rust allows you to write non-blocking code, enabling efficient handling of concurrent tasks.

How do I use async/await in Rust?

You can use the async keyword to define asynchronous functions and the await keyword to wait for their completion.

What are some common libraries for async programming in Rust?

Common libraries include tokio and async-std, which provide runtime and utilities for async programming.

Can you give me an example of an async function?

Sure! Here's a simple example:

async fn fetch_data() -> Result<String, Error> {
    // async code to fetch data
}