On 14.03.19 20:33, C. Scott Ananian wrote:
ps. more ambitious would be to introduce a new "substring" type, which
would share the allocation of a parent string with its own offset and
length fields.  That would probably be as invasive as the ZVAL_INTERNED_STR
type, though -- a much much bigger project.

That feature would be incredible to have.

Erlang/Elixir use these concept and it's incredible what they can do with this.
However, the data types there are also immutable so it's whole other league…

- Markus

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