53 lines
1.2 KiB
Rust
53 lines
1.2 KiB
Rust
#![allow(overflowing_literals)]
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fn main() {
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let decimal = 65.4321_f32;
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// let integer: u8 = decimal;
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let integer = decimal as u8;
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let character = integer as char;
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// let character = decimal as char;
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println!("Casting: {} -> {} -> {}", decimal, integer, character);
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println!("1000 as u16 is: {}", 1000 as u16);
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println!("1000 as u8 is: {}", 1000 as u8);
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println!(" -1 as u8 is: {}", (-1i8) as u8);
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println!("1000 mod 256 is: {}", 1000 % 256);
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println!(" 128 as a i16 is: {}", 128 as i16);
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println!(" 128 as a i8 is: {}", 128 as i8);
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println!("1000 as a u8 is: {}", 1000 as u8);
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println!(" 232 as a i8 is: {}", 232 as i8);
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println!("300.0 as u8 is {}", 300.0_f32 as u8);
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println!("-100.0 as u8 is {}", -100.0_f32 as u8);
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println!("nan as u8 is {}", f32::NAN as u8);
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unsafe {
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println!(
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"300.0 as u8 is {} (unchecked)",
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300.0_f32.to_int_unchecked::<u8>()
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);
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println!(
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"-100.0 as u8 is {} (unchecked)",
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(-100.0_f32).to_int_unchecked::<u8>()
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);
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println!(
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"nan as u8 is {} (unchecked)",
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f32::NAN.to_int_unchecked::<u8>()
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);
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}
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}
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