Integer Constants

Constants สำหรับ integer types

Type Bounds

fn main() {
    println!("=== Signed Integer Bounds ===");
    println!("i8:   {} to {}", i8::MIN, i8::MAX);
    println!("i16:  {} to {}", i16::MIN, i16::MAX);
    println!("i32:  {} to {}", i32::MIN, i32::MAX);
    println!("i64:  {} to {}", i64::MIN, i64::MAX);
    println!("i128: {} to {}", i128::MIN, i128::MAX);

    println!("\n=== Unsigned Integer Bounds ===");
    println!("u8:   {} to {}", u8::MIN, u8::MAX);
    println!("u16:  {} to {}", u16::MIN, u16::MAX);
    println!("u32:  {} to {}", u32::MIN, u32::MAX);
    println!("u64:  {} to {}", u64::MIN, u64::MAX);
    println!("u128: {} to {}", u128::MIN, u128::MAX);

    println!("\n=== Platform Dependent ===");
    println!("isize: {} to {}", isize::MIN, isize::MAX);
    println!("usize: {} to {}", usize::MIN, usize::MAX);

    // Hex representation
    println!("\n=== Hex Representation ===");
    println!("u8::MAX = 0x{:X}", u8::MAX);
    println!("u16::MAX = 0x{:X}", u16::MAX);
    println!("u32::MAX = 0x{:X}", u32::MAX);
    println!("u64::MAX = 0x{:X}", u64::MAX);
}