(PECL pthreads >= 3.0.0)
Threaded::notifyOne — Synchronization
Send notification to the referenced object. This unblocks at least one of the blocked threads (as opposed to unblocking all of them, as seen with Threaded::notify()).
此函數(shù)沒有參數(shù)。
成功時返回 true, 或者在失敗時返回 false。