- loop
- break
Rust: loop with break
- If we cannot have the condition at the top in some languages we write while true. In Rust we use loop.
- We better have a condition with a break or we create an infinite loop!
examples/loops/loop-loop/src/main.rs
use std::io; use std::io::Write; fn main() { loop { let number = get_number(); println!("number {}", number); if number == 42 { break } } } fn get_number() -> i32 { let mut number = String::new(); print!("Please type in an integer: "); io::stdout().flush().expect("Oups"); io::stdin() .read_line(&mut number) .expect("Failed to get input"); let number:i32 = number .trim() .parse() .expect("Could not convert to i32"); number }