php多文件打包下载的实例代码

$filename = "test.zip";$datalist=array('./pubfile/1.jpg','./pubfile/2.jpg');if(!file_exists($filename)){ $zip = new ZipArchive(); if ($zip->open($filename, ZipArchive::CREATE)==TRUE) {  foreach( $datalist as $val){   if(file_exists($val)){    $zip->addFile( $val, basename($val));   }  }  $zip->close(); }}if(!file_exists($filename)){ exit("无法找到文件");}header("Cache-Control: public");header("Content-Description: File Transfer");header('Content-disposition: attachment; filename='.basename($filename)); //文件名header("Content-Type: application/zip"); //zip格式的header("Content-Transfer-Encoding: binary"); //告诉浏览器，这是二进制文件header('Content-Length: '. filesize($filename)); //告诉浏览器，文件大小@readfile($filename);