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.
dba_delete
(PHP 4, PHP 5)
dba_delete — Delete DBA entry specified by key
說明
bool dba_delete
( string
$key
, resource $handle
)dba_delete() deletes the specified entry from the database.
參數
-
key -
The key of the entry which is deleted.
-
handle -
The database handler, returned by dba_open() or dba_popen().
回傳值
如果成功則回傳 TRUE，失敗則回傳 FALSE。
參見
- dba_exists() - Check whether key exists
- dba_fetch() - Fetch data specified by key
- dba_insert() - Insert entry
- dba_replace() - Replace or insert entry
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User Contributed Notes 1 note
swain at panix dot com ¶
22 years ago
