An interface for casting between machine scalars.
fn from<T: ToPrimitive>(n: T) -> Option<Self>[src][−]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.
impl NumCast for u8[src][−]fn from<N: ToPrimitive>(n: N) -> Option<u8>[src]impl NumCast for u16[src][−]fn from<N: ToPrimitive>(n: N) -> Option<u16>[src]impl NumCast for u32[src][−]fn from<N: ToPrimitive>(n: N) -> Option<u32>[src]impl NumCast for u64[src][−]fn from<N: ToPrimitive>(n: N) -> Option<u64>[src]impl NumCast for u128[src][−]fn from<N: ToPrimitive>(n: N) -> Option<u128>[src]impl NumCast for usize[src][−]fn from<N: ToPrimitive>(n: N) -> Option<usize>[src]impl NumCast for i8[src][−]fn from<N: ToPrimitive>(n: N) -> Option<i8>[src]impl NumCast for i16[src][−]fn from<N: ToPrimitive>(n: N) -> Option<i16>[src]impl NumCast for i32[src][−]fn from<N: ToPrimitive>(n: N) -> Option<i32>[src]impl NumCast for i64[src][−]fn from<N: ToPrimitive>(n: N) -> Option<i64>[src]impl NumCast for i128[src][−]fn from<N: ToPrimitive>(n: N) -> Option<i128>[src]impl NumCast for isize[src][−]fn from<N: ToPrimitive>(n: N) -> Option<isize>[src]impl NumCast for f32[src][−]fn from<N: ToPrimitive>(n: N) -> Option<f32>[src]impl NumCast for f64[src][−]fn from<N: ToPrimitive>(n: N) -> Option<f64>[src]impl<T: NumCast> NumCast for Wrapping<T>[src][−]fn from<U: ToPrimitive>(n: U) -> Option<Self>[src]