DBA Functions
PHP Manual

dba_exists

Check whether key exists

Description

bool dba_exists(stringarray $key, Dba\Connection $dba)

dba_exists checks whether the specified key exists in the database.

Parameters

key
The key the check is performed for.
dba
A Dba\Connection instance, returned by dba_open or dba_popen.

Return Values

Returns true if the key exists, false otherwise.

Changelog

Version Description
8.4.0 The dba parameter expects a Dba\Connection instance now; previously, a valid dba resource was expected.

See Also

  • dba_delete
  • dba_fetch
  • dba_insert
  • dba_replace