cpp/numeric/valarray/operator=

Replaces the contents of the numeric array.

@1@ Copy assignment operator. If, first resizes as if by. Each element of is assigned the value of the corresponding element of. @2@ Move assignment operator. Replaces the contents of with those of. The value of is unspecified after this operation. The complexity of this operation may be linear if T has non-trivial destructors, but is usually constant otherwise. @3@ Replaces each value in with a copy of. @4-7@ Replaces the contents of with the result of a generalized subscripting operation. The behavior is undefined if does not equal the length of  or if any value on the left depends on the value on the right (e.g. ). @8@ Assigns the contents of initializer list. Equivalent to.

Exceptions
@1,3-8@