php更新修改excel中的内容例子

<?php
//模板存放目录
$dir = $DOCUMENT_ROOT . &#39;/backoffice/admin/oemcheck/&#39;;
$templateName = &#39;1.xlsx&#39;;
$outputFileName = &#39;模板.xlsx&#39;;
$txt = &#39;test&#39;;
//实例化Excel读取类
$PHPReader = new PHPExcel_Reader_Excel2007();
if (!$PHPReader->canRead($dir . $templateName)) {
    $PHPReader = new PHPExcel_Reader_Excel5();
    if (!$PHPReader->canRead($dir . $templateName)) {
        echo &#39;无法识别的Excel文件！&#39;;
        return false;
    }
}
//读取Excel
$PHPExcel = $PHPReader->load($dir . $templateName);
//读取工作表1
$currentSheet = $PHPExcel->getSheet(0);
$currentSheet->setCellValue(&#39;B13&#39;, iconv(&#39;gbk&#39;, &#39;utf-8&#39;, $txt)); //表头赋值//
//实例化Excel写入类
$PHPWriter = new PHPExcel_Writer_Excel2007($PHPExcel);
ob_start();
header("Content-Type: application/force-download");
header("Content-Type: application/octet-stream");
header("Content-Type: application/download");
header(&#39;Content-Disposition:attachment;filename="&#39; . $outputFileName . &#39;"&#39;); //输出模板名称
header("Content-Transfer-Encoding: binary");
header("Last-Modified:" . gmdate("D, d M Y H:i:s") . " GMT");
header(&#39;Pragma: public&#39;);
header(&#39;Expires: 30&#39;);
header(&#39;Cache-Control: public&#39;);
$PHPWriter->save(&#39;php://output&#39;);
?>