shm_remove_var

(PHP 4, PHP 5, PHP 7, PHP 8)

shm_remove_var — Removes a variable from shared memory

shm_remove_var(SysvSharedMemory $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.

此页面尚无用户贡献的备注。