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.
(PHP 4, PHP 5, PHP 7, PHP 8)
dba_delete — 删除由键指定的 DBA 条目
| 版本 | 说明 |
|---|---|
| 8.4.0 |
dba 参数现在接受 Dba\Connection 实例，
之前接受有效的 dba resource。
|
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.