shm_has_var

(PHP 5 >= 5.3.0, PHP 7)

shm_has_var — Check whether a specific entry exists

Açıklama

shm_has_var ( resource $shm_identifier , int $variable_key ) : bool

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

Değiştirgeler

shm_identifier

Shared memory segment, obtained from shm_attach().

variable_key

The variable key.

Dönen Değerler

Returns TRUE if the entry exists, otherwise FALSE

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