Trait num::NumCast
[−]
pub trait NumCast: ToPrimitive { fn from<T>(n: T) -> Option<Self> where T: ToPrimitive; }
An interface for casting between machine scalars.
Required Methods
fn from<T>(n: T) -> Option<Self> where T: ToPrimitive
Creates a number from another value that can be converted into
a primitive via the ToPrimitive
trait.