dba_exists

    (PHP 4, PHP 5, PHP 7, PHP 8)

    dba_exists — Check whether key exists

    Description

    dba_exists(string|array$key, resource$dba): bool

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

    Parameters

    key

    The key the check is performed for.

    dba

    The database handler, returned by dba_open() or dba_popen().

    Return Values

    Returns true if the key exists, false otherwise.

    See Also

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