shm_detach

Disconnects from shared memory segment

Description

bool shm_detach(SysvSharedMemory $shm)

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.

See Also

  • shm_attach
  • shm_remove
  • shm_remove_var