shm_put_var inserts or updates the value with the given key.
Warnings (E_WARNING level) will be issued if shm is not a valid SysV shared memory index or if there was not enough shared memory remaining to complete your request.
A shared memory segment obtained from shm_attach.
The variable key.
The variable. All variable types that serialize supports may be used: generally this means all types except for resources and some internal objects that cannot be serialized.
Returns true on success or false on failure.
|8.0.0||shm expects a SysvSharedMemory instance now; previously, a resource was expected.|