(PHP 4 >= 4.0.4, PHP 5, PHP 7, PHP 8)
shmop_write — Write data into shared memory block
shmop_write() will write a string into shared memory block.
shmopThe shared memory block identifier created by shmop_open()
dataA string to write into shared memory block
offsetSpecifies where to start writing data inside the shared memory segment.
The size of the written data.
| 版本 | 說(shuō)明 |
|---|---|
| 8.0.0 |
Prior to PHP 8.0.0, false was returned on failure.
|
| 8.0.0 |
shmop expects a Shmop
instance now; previously, a resource was expected.
|
示例 #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.