# ZSTR and NULL problems again

- Thread: https://externals.io/message/22962
- Original archive: https://news-web.php.net/php.internals/22962
- Started by Frank M. Kromann on 2006-04-25T15:45:29+00:00
- Messages: 1
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## #22962 — Frank M. Kromann — 2006-04-25T15:45:29+00:00

URL: https://externals.io/message/22962#22962

NULL_ZSTR is not a problem, but when a macro defines ZSTR(buf) and buf is
NULL_ZSTR you get ZSTR(NULL_ZSTR) which is invalid.

- Frank

> What was the problem with NULL_ZSTR?
> 
> Dmitry.
> 
> > […]

> > […]