Function Vector.owns
Returns true if memory referenced by p is owned by vector.
					
			bool owns(T)
			(
			
			  scope const T* p
			
			) const pure nothrow @nogc scope @trusted;
					
				
			Examples
Vector!(int, 6) vec = Vector!(int, 6) .build(1, 2, 3, 4, 5, 6);
{
    assert(vec .owns(vec .ptr + 3));
    assert(!vec .owns(cast(int*)null));
    assert(!vec .owns(vec .ptr + 100));
}
{
    assert(vec .owns(&vec[$-1]));
    assert(!vec .owns(cast(long*)&vec[$-1]));
}