bool shm_has_var ( resource $shm_identifier
, int $variable_key
)
shm_has_var — Check whether a specific entry exists
-
shm_identifier
-
Shared memory segment, obtained from shm_attach().
-
variable_key
-
The variable key.
bool shm_has_var ( resource $shm_identifier
, int $variable_key
)
shm_has_var — Check whether a specific entry exists
shm_identifier
Shared memory segment, obtained from shm_attach().
variable_key
The variable key.