php 한글 메뉴얼 도움말 검색 사이트 Set service proxy callback for signal [function.gupnp-service-proxy-callback-set]

설명

bool gupnp_service_proxy_callback_set ( resource $proxy , int $signal , mixed $callback [, mixed $arg ] )

Set service proxy callback for signal.

인수

proxy

A service proxy identifier.

signal

The value of signal.

GUPNP_SIGNAL_SUBSCRIPTION_LOST: Emitted whenever the subscription to this service has been lost due to an error condition.

callback

The callback function for the certain signal. Typically, callback function takes on two parameters. error parameter's message being the first, and the arg is second.

arg

User data for callback.

반환값

성공 시 TRUE를, 실패 시 FALSE를 반환합니다.

오류/예외

Issues E_WARNING either with not valid callback function or with not valid signal.