update : 2015.11.03
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Tells whether the stream supports locking.

stream_supports_lock

(PHP 5 >= 5.3.0)

stream_supports_lockTells whether the stream supports locking.

설명

bool stream_supports_lock ( resource $stream )

Tells whether the stream supports locking through flock().

인수

stream

The stream to check.

반환값

성공 시 TRUE를, 실패 시 FALSE를 반환합니다.

참고

  • flock() - Portable advisory file locking