PHP 8.0.0 Released!

shm_has_var

(PHP 5 >= 5.3.0, PHP 7)

shm_has_varCheck whether a specific entry exists

Descrição

shm_has_var ( SysvSharedMemory $shm , int $key ) : bool

Checks whether a specific key exists inside a shared memory segment.

Parâmetros

shm

A shared memory segment obtained from shm_attach().

key

The variable key.

Valor Retornado

Returns TRUE if the entry exists, otherwise FALSE

Changelog

Versão Descrição
8.0.0 shm expects a SysvSharedMemory instance now; previously, a resource was expected.

Veja Também

add a note add a note

User Contributed Notes

There are no user contributed notes for this page.
To Top