    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.       See Also
 shm_attach() - Creates or open a shared memory segment shm_remove() - Removes shared memory from Unix systems shm_remove_var() - Removes a variable from shared memory   


    
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