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 does the async/await syntax work in Rust?

The async/await syntax in Rust allows you to define asynchronous functions using the async fn keyword and await their results with .await.

What are some popular libraries for async programming in Rust?

Some popular libraries include Tokio, async-std, and futures, which provide tools for building async applications.

Can you give an example of an async function in Rust?

Sure! Here's a simple example:

async fn fetch_data() -> Result<String, Error> {
    // Simulate an async operation
}