shmop_read
(PHP 4 >= 4.0.4, PHP 5)
shmop_read — Read data from shared memory block
Description
string shmop_read
( int $shmid
, int $start
, int $count
)
Parameters
-
shmid
-
The shared memory block identifier created by
shmop_open()
-
start
-
Offset from which to start reading
-
count
-
The number of bytes to read
Return Values
Returns the data or FALSE on failure.
Examples
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.
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