Rust

Hello World

fn main() {
    println!("Hello, world!");
}

Define variables

let var = 7;

Primitive Data types

• Signed Integer
  • i8
  • i16
  • i32
  • i64
  • i128
  • isize
• Unsigned Integer
  • u8
  • u16
  • u32
  • u64
  • u128
  • usize
• Float
  • f32
  • f64
• Boolean
  • bool
• Character
  • char

Define variables with data type

let var: i32 = 7;
let var = 42u8;