Trait num_traits::cast::NumCast
source · [−]pub trait NumCast: Sized + ToPrimitive {
fn from<T: ToPrimitive>(n: T) -> Option<Self>;
}Expand description
An interface for casting between machine scalars.
Required Methods
sourcefn from<T: ToPrimitive>(n: T) -> Option<Self>
fn from<T: ToPrimitive>(n: T) -> Option<Self>
Creates a number from another value that can be converted into
a primitive via the ToPrimitive trait. If the source value cannot be
represented by the target type, then None is returned.