ArrayData.slice

ArrayData slice(size_t start, size_t len) const @trusted pure nothrow

Zero-copy slice: advances offset, sets length, re-bases the validity bitmap over the visible window and recomputes nullCount. The value buffers are shared unchanged.

Parameters

`start`	first visible slot of the result, within this chunk
`len`	number of slots of the result

Returns

the sliced chunk sharing this storage.