Write data into shared memory block

int shmop_write ( resource $shmid , string $data , int $offset )

shmop_write() will write a string into shared memory block.

shmid: The shared memory block identifier created by shmop_open()
data: A string to write into shared memory block
offset: Specifies where to start writing data inside the shared memory segment.

The size of the written data, or FALSE on failure.

Version	Description
7.0.0	The type of `shmid` has been changed from int to resource.

Example #1 Writing to shared memory block


<?php
$shm_bytes_written = shmop_write($shm_id, $my_string, 0);
?>

This example will write data inside $my_string into shared memory block, $shm_bytes_written will contain the number of bytes written.

shmop_write