shmop_size

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

shmop_sizeGet size of shared memory block

Descrierea

shmop_size ( Shmop $shmop ) : int

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

Parametri

shmop

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.

Istoricul schimbărilor

Versiune Descriere
8.0.0 shmop expects a Shmop instance now; previously, a resource was expected.

Exemple

Example #1 Getting the size of the shared memory block

<?php
$shm_size 
shmop_size($shm_id);
?>

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

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