pub trait NumAssignOps<Rhs = Self>:
    AddAssign<Rhs>
    + SubAssign<Rhs>
    + MulAssign<Rhs>
    + DivAssign<Rhs>
    + RemAssign<Rhs> { }Expand description
Generic trait for types implementing numeric assignment operators (like +=).
This is automatically implemented for types which implement the operators.