Description
int
shmop_size ( int shmid )
shmop_size() is used to get the size, in bytes of the
shared memory block.
shmop_size() takes the shmid, which is the shared memory
block identifier created by shmop_open(), the function
will return and int, which represents the number of bytes the shared memory
block occupies.
Пример 1. Getting the size of the shared memory block
<?php
$shm_size = shmop_size($shm_id);
?>
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This example will put the size of shared memory block identified by
$shm_id into $shm_size.