(PHP 4 >= 4.0.4, PHP 5, PHP 7)
shmop_write — Write data into shared memory block
shmop_write() will write a string into shared memory block.
The shared memory block identifier created by shmop_open()
A string to write into shared memory block
Specifies where to start writing data inside the shared memory segment.
The size of the written
Example #1 Writing to shared memory block
$shm_bytes_written = shmop_write($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.