shm_detach

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

    shm_detach — Disconnects from shared memory segment

    Description

    shm_detach(SysvSharedMemory $shm): bool

    shm_detach() disconnects from the shared memory given by the shm created by shm_attach(). Remember, that shared memory still exist in the Unix system and the data is still present.

    Parameters

    shm

    A shared memory segment obtained from shm_attach().

    Return Values

    Returns true on success or false on failure.

    Changelog

    Version Description
    8.0.0 shm expects a SysvSharedMemory instance now; previously, a resource was expected.

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