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    Gmagick::previousimage

    (PECL gmagick >= Unknown)

    Gmagick::previousimage — Move to the previous image in the object

    說明

    public bool Gmagick::previousimage ( void )

    Assocates the previous image in an image list with the Gmagick object.

    參數

    此函式沒有參數。

    回傳值

    The Gmagick object on success

    錯誤/例外

    錯誤時拋出 GmagickException。

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