📙 Guide

Types & Variables

Core Data Types

Integer

fn main() {

    let integer = 42;
    println!("{}", integer);

    let integer2: u32 = "42".parse().expect("Not a number!");
    println!("{}", integer2);

}

Floating-Point

fn main() {

    let float = 42.0; // f64
    println!("{}", float);

    let float2: f32 = 4.2; // f32
    println!("{}", float2);
}

• Operators
• Scope & Shadowing
• Declaring & Using Constants
• Stacks & Heaps