PHP5中文手册·Get size of shared memory block -- 追寻梦想＞编程乐园＞PHP 编程

int shmop_size ( int $shmid )

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

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

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.


	PHP5中文手册 shmop_read shmop_write shmop PHP Manual shmop_size (PHP 4 >= 4.0.4, PHP 5) shmop_size — Get size of shared memory block 说明 int shmop_size ( int `$shmid` ) shmop_size() is used to get the size, in bytes of the shared memory block. 参数 `shmid` The shared memory block identifier created by shmop_open() 返回值 Returns an int, which represents the number of bytes the shared memory block occupies. 范例 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. shmop_read shmop_write shmop PHP Manual