dbmnextkey

Description

string dbmnextkey ( resource dbm_identifier, string key)

Returns the next key after key. By calling dbmfirstkey() followed by successive calls to dbmnextkey() it is possible to visit every key/value pair in the dbm database. For example:
例子 1. Visiting every key/value pair in a DBM database
<?php $key = dbmfirstkey($dbm_id); while ($key) { echo "$key = " . dbmfetch($dbm_id, $key) . "\n"; $key = dbmnextkey($dbm_id, $key); } ?>