Semaphore
PHP Manual

shm_get_var

(PHP 4, PHP 5)

shm_get_var — Returns a variable from shared memory

说明

mixed shm_get_var ( int $shm_identifier , int $variable_key )

shm_get_var() returns the variable with a given variable_key , in the given shared memory segment. The variable is still present in the shared memory.

参数

shm_identifier

Shared memory segment, obtained from shm_attach().

variable_key

The variable key.

返回值

Returns the variable with the given key.


Semaphore
PHP Manual