(PHP 4 >= 4.0.4, PHP 5)
shmop_read — Read data from shared memory block
$shmid
   , int $start
   , int $count
   )shmop_read() will read a string from shared memory block.
shmidThe shared memory block identifier created by shmop_open()
startOffset from which to start reading
countThe number of bytes to read
   Returns the data or FALSE on failure.
  
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.