shmop_read
PHP 4 >= 4.0.4, PHP 5, PHP 7, PHP 8
shmop_read - Read data from shared memory block
Manual
shmop_read(
Shmop$shmop,
int$offset,
int$size ): string
shmop_read will read a string from shared memory block.
Parameters
- shmop
-
The shared memory block identifier created by shmop_open
- offset
-
Offset from which to start reading
- size
-
The number of bytes to read. 0 reads
shmop_size($shmid) - $startbytes.
Return Values
Returns the data or false on failure.
Changelog
| Version | Description |
| 8.0.0 | shmop expects a Shmop instance now; previously, a resource was expected. |