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PHP : Function Reference : Database (dbm-style) Abstraction Layer Functions : dba_exists

dba_exists

Check whether key exists (PHP 4, PHP 5)
bool dba_exists ( string key, resource handle )

dba_exists() checks whether the specified key exists in the database.

Parameters

key: The key the check is performed for.
handle: The database handler, returned by dba_open() or dba_popen().

Return Values

Returns TRUE if the key exists, FALSE otherwise.

See Also

dba_delete()

dba_fetch()

dba_insert()

dba_replace()

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dba_close
dba_delete
dba_exists
dba_fetch
dba_firstkey
dba_handlers
dba_insert
dba_key_split
dba_list
dba_nextkey
dba_open
dba_optimize
dba_popen
dba_replace
dba_sync

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