dbmfirstkey

(PHP 3, PHP 4, PECL)

dbmfirstkey -- Retrieves the first key from a DBM database

Beskrivelse

string dbmfirstkey ( resource dbm_identifier )

Returns the first key in the database. Note that no particular order is guaranteed since the database may be built using a hash-table, which doesn't guarantee any ordering.

Parameterliste

dbm_identifier

The DBM link identifier, returned by dbmopen().

Returneringsværdier

Returnerer TRUE ved succes, FALSE ved fejl.

Se også

dbmnextkey()