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.
Example 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.