Function num::traits::cast [−] [src]

pub fn cast<T, U>(n: T) -> Option<U> where U: NumCast, T: NumCast

Cast from one machine scalar to another.

Examples

extern crate num; fn main() { use num_traits as num; let twenty: f32 = num::cast(0x14).unwrap(); assert_eq!(twenty, 20f32); }
let twenty: f32 = num::cast(0x14).unwrap();
assert_eq!(twenty, 20f32);