(PHP 4, PHP 5, PHP 7, PHP 8)
shm_remove_var — Removes a variable from shared memory
$shm
, int $key
) : bool
Removes a variable with a given key
and frees the occupied memory.
成功时返回 true， 或者在失败时返回 false。
| 版本 | 说明 |
|---|---|
| 8.0.0 |
shm expects a SysvSharedMemory
instance now; previously, a resource was expected.
|