dba_delete

(PHP 4, PHP 5)

dba_delete — Delete DBA entry specified by key

说明

bool dba_delete ( string $key , resource $handle )

dba_delete() deletes the specified entry from the database.

参数

key: The key of the entry which is deleted.
handle: The database handler, returned by dba_open() or dba_popen().

返回值

成功时返回 TRUE，或者在失败时返回 FALSE.

参见

dba_exists() - Check whether key exists
dba_fetch() - Fetch data specified by key
dba_insert() - Insert entry
dba_replace() - Replace or insert entry

PHP手册 - N: Delete DBA entry specified by key

用户评论:

swain at panix dot com (07-Nov-2001 07:00)

Note that the memory is lost after doing this. If you had a key 'foo' with a value of 1000 bytes, that 1000 bytes is lost, and the DB file size will reflect this.