PHP网页上打包文件生成压缩文件zip,并弹出下载

2025-03-17 22:22:38
推荐回答(1个)
回答1:

既然你只是想学习如何打包.


那我重点就回答你这一块,正好我刚刚用到;

$filename = "./" . date ( 'YmdH' ) . ".zip"; // 最终生成的文件名(含路径)
// 生成文件
$zip = new ZipArchive (); // 使用本类,linux需开启zlib,windows需取消php_zip.dll前的注释
if ($zip->open ( $filename, ZIPARCHIVE::CREATE ) !== TRUE) {
exit ( '无法打开文件,或者文件创建失败' );
}

//$fileNameArr 就是一个存储文件路径的数组 比如 array('/a/1.jpg,/a/2.jpg....');
 
foreach ( $fileNameArr as $val ) {
$zip->addFile ( $val, basename ( $val ) ); // 第二个参数是放在压缩包中的文件名称,如果文件可能会有重复,就需要注意一下
}
$zip->close (); // 关闭

//下面是输出下载;
header ( "Cache-Control: max-age=0" );
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 );//输出文件;

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