loop { doStuff(); if !c { break; } }//from https://doc.rust-lang.org/rust-by-example/flow_control/while.html fn main() { // A counter variable let mut n = 1; // Loop while `n` is less than 101 while n < 101 { if n % 15 == 0 { println!("fizzbuzz"); } else if n % 3 == 0 { println!("fizz"); } else if n % 5 == 0 { println!("buzz"); } else { println!("{}", n); } // Increment counter n += 1; } }let mut i = 0; while i < 10 { println!("hello"); i = i + 1; }