(3.0.8 - 3.0.18 only, PHP 4 >= 4.0.0)
dba_exists -- Check whether key exists
Description
bool dba_exists (string key, int handle)
dba_exists() checks whether the specified key exists in the
database specified by handle.
Key is the key the check is performed for.
Handle is a database handle returned by
dba_open().
dba_exists() returns TRUE or FALSE, if the key is
found or not found, respectively.
See also: dba_fetch(), dba_delete(),
dba_insert(), and dba_replace().
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