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rustlings/solutions/01_variables/variables3.rs
2024-07-04 13:38:41 +02:00

15 lines
393 B
Rust

#![allow(clippy::needless_late_init)]
fn main() {
// Reading uninitialized variables isn't allowed in Rust!
// Therefore, we need to assign a value first.
let x: i32 = 42;
println!("Number {x}");
// It is possible to declare a variable and initialize it later.
// But it can't be used before initialization.
let y: i32;
y = 42;
println!("Number {y}");
}