您搜索了: dbm (英语 - 韩语)

20 dbm (nominal)
20 dbm (공칭)

database (dbm-style) abstraction layer functions
see also: dba_open() and dba_popen()

note that php does its own file locking in addition to any file locking that may be done by the dbm library itself.
if ndbm support is used, ndbm will actually create filename.dir and filename.pag files. gdbm only uses one file, as does the internal flat-file support, and berkeley db creates a filename.db file. note that php does its own file locking in addition to any file locking that may be done by the dbm library itself. php does not delete the .lck files it creates. it uses these files simply as fixed inodes on which to do the file locking. for more information on dbm files, see your unix man pages, or obtain gnu's gdbm.

we do not support the compatibility functions built into db2 and gdbm, because they are only compatible on the source code level, but cannot handle the original dbm format.
the behaviour of various aspects depend on the implementation of the underlying database. functions such as dba_optimize() and dba_sync() will do what they promise for one database and will do nothing for others.

by calling dbmfirstkey() followed by successive calls to dbmnextkey() it is possible to visit every key / value pair in the dbm database.
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: