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);
 ?>
 | 
 | 
    
     This example will read 50 bytes from shared memory block and place the data
     inside $shm_data.