PHP 7.1.0 Release Candidate 4 Released


(PHP 4 >= 4.0.4, PHP 5, PHP 7)

shmop_sizeGet size of shared memory block


int shmop_size ( resource $shmid )

shmop_size() is used to get the size, in bytes of the shared memory block.



The shared memory block identifier created by shmop_open()

Valorile întoarse

Returns an int, which represents the number of bytes the shared memory block occupies.

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Versiune Descriere
PHP 7.0.0 The type of shmid has been changed from int to resource.


Example #1 Getting the size of the shared memory block


This example will put the size of shared memory block identified by $shm_id into $shm_size.

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