Description
string
shmop_read ( int shmid, int start, int count )
shmop_read() will read a string from shared memory block.
shmop_read() takes 3 parameters: shmid, which is the shared
memory block identifier created by shmop_open(), offset from
which to start reading and count on the number of bytes to read.
Пример 1. Reading shared memory block
<?php
$shm_data = shmop_read($shm_id, 0, 50);
?>
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This example will read 50 bytes from shared memory block and place the data
inside $shm_data.