stream_supports_lock

(PHP 5 >= 5.3.0, PHP 7)

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

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romain dot ardiet at gmail dot com
5 years ago
This method returns TRUE on custom wrappers by default if you don't implement the stream_lock() method inside the wrapper : http://php.net/manual/en/streamwrapper.stream-lock.php
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