shm_put_var

(PHP 4, PHP 5, PHP 7, PHP 8)

shm_put_var — Inserts or updates a variable in shared memory

Descrizione

shm_put_var(SysvSharedMemory $shm, int $key, mixed $value): bool

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.

Elenco dei parametri

shm
A shared memory segment obtained from shm_attach().
key
The variable key.
value
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.

Valori restituiti

Restituisce true in caso di successo, false in caso di fallimento.

Log delle modifiche

Versione Descrizione
8.0.0 shm expects a SysvSharedMemory instance now; previously, a resource was expected.

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