shm_remove_var
(PHP 4, PHP 5)
shm_remove_var — Removes a variable from shared memory
說明
bool shm_remove_var
( int $shm_identifier
, int $variable_key
)
Removes a variable with a given variable_key and frees the occupied memory.
參數
- shm_identifier
-
The shared memory identifier.
- variable_key
-
The variable key.
Return值
如果成功則回傳 TRUE，失敗則回傳 FALSE。