mall/librarys/phpexcel/PHPExcel/Writer/IWriter.php

<?php
/**
 * 重庆赤晓店信息科技有限公司
 * https://www.chixiaodian.com
 * Copyright (c) 2023 赤店商城 All rights reserved.
 */
interface PHPExcel_Writer_IWriter
{
    /**
     *  Save PHPExcel to file
     *
     *  @param   string       $pFilename  Name of the file to save
     *  @throws  PHPExcel_Writer_Exception
     */
    public function save($pFilename = null);
}