dba_exists
(PHP 4, PHP 5, PHP 7, PHP 8)
dba_exists — Check whether key exists
Description
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().
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() - Delete DBA entry specified by key
- dba_fetch() - Fetch data specified by key
- dba_insert() - Insert entry
- dba_replace() - Replace or insert entry
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