empty_string_p (public, deprecated)
Deprecated. Invoking this procedure generates a warning.
returns 1 if a string is empty; this is better than using == because it won't fail on long strings of numbers. This might have been needed in the old good days, but not anymore.
- See Also:
- string equal
- Partial Call Graph (max 5 caller/called nodes):
- No testcase defined.
Source code: XQL Not present: Generic, PostgreSQL, Oracle