rustHow to throw an exception in Rust

Throwing an exception in Rust is done using the panic! macro. This macro will cause the program to immediately exit with a message.

Example code

fn main() {
    panic!("Something went wrong!");
}

Output example

thread 'main' panicked at 'Something went wrong!', src/main.rs:2:4

Code explanation

• panic!: The macro used to throw an exception.
• Something went wrong!: The message that will be printed when the exception is thrown.

Helpful links

• Rust panic! macro documentation

Edit this code on GitHub