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    EventBufferEvent::setWatermark

    (PECL event >= 1.2.6-beta)

    EventBufferEvent::setWatermark — Adjusts read and/or write watermarks

    Descrição

    public EventBufferEvent::setWatermark( int $events , int $lowmark , int $highmark ): void

    Adjusts the read watermarks, the write watermarks , or both, of a single buffer event.

    A buffer event watermark is an edge, a value specifying number of bytes to be read or written before callback is invoked. By default every read/write event triggers a callback invokation. See » Fast portable non-blocking network programming with Libevent: Callbacks and watermarks

    Parâmetros

    events

    Bitmask of Event::READ , Event::WRITE , or both.

    lowmark

    Minimum watermark value.

    highmark

    Maximum watermark value. 0 means "unlimited".

    Valor Retornado

    Nenhum valor é retornado.

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