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    SyncReaderWriter::writelock

    (PECL sync >= 1.0.0)

    SyncReaderWriter::writelock — Waits for an exclusive write lock

    Descrizione

    public SyncReaderWriter::writelock(int $wait = -1): bool

    Obtains an exclusive write lock on a SyncReaderWriter object.

    Elenco dei parametri

    wait

    The number of milliseconds to wait for a lock. A value of -1 is infinite.

    Valori restituiti

    Restituisce true in caso di successo, false in caso di fallimento.

    Esempi

    Example #1 SyncReaderWriter::writelock() example

    <?php
    $readwrite     = new SyncReaderWriter("FileCacheLock");
    $readwrite->writelock();
    /* ... */
    $readwrite->writeunlock();
    ?>

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