CreateNew(); // start a new empty archive for adding files // or $zip->Open('an_existing_archive.zip'); // open an existing archive for reading and/or modifying // -------------------------------------------------- // Reading information and data in the opened archive // -------------------------------------------------- // check if a file is existing in the archive, the name must precise subfolders if any $ok = $zip->FileExists('subfolder/help.html'); // count the files stored in the archive $file_nbr = count($zip->CdFileLst); // retrieve the content of an compressed file in the archive $text1 = $zip->FileRead('readme.txt'); // retrieve the content of an compressed file in a subfolder of the archive $text2 = $zip->FileRead('subfolder/readme.txt'); if ($ok) $zip->FileExists('subfolder/help.html'); // ----------------------------- // Modifying data in the archive // ----------------------------- // add a file in the archive $zip->FileAdd('newfile.txt', $data, TBSZIP_STRING); // add the file by giving the content $zip->FileAdd('newpic1.png', './images/localpic1.png', TBSZIP_FILE); // add the file by copying a local file $zip->FileAdd('newpic2.png', './images/localpic2.png', TBSZIP_FILE, false); // add the uncompressed file by copying a local file // delete an existing file in the archive $zip->FileReplace('newfile.txt', $data, TBSZIP_STRING); // replace the file by giving the content $zip->FileReplace('newpic1.png', './images/localpic1.png', TBSZIP_FILE); // replace the file by copying a local file $zip->FileReplace('newpic2.png', './images/localpic2.png', TBSZIP_FILE, false); // replace the uncompressed file by copying a local file $zip->FileReplace('newpic3.png', false); // delete the file in the archive // cancel the last modification on the file (add/replace/delete) $zip->FileCancelModif('newpic2.png'); // ---------------------- // Applying modifications // ---------------------- $zip->Flush(TBSZIP_FILE, './save/new_archive.zip'); // apply modifications as a new local file // apply modifications as an HTTP downloaded file $zip->Flush(TBSZIP_DOWNLOAD, 'download.zip'); $zip->Flush(TBSZIP_DOWNLOAD, 'download.zip', 'application/zip'); // with a specific Content-Type // apply modifications as a downloaded file with your customized HTTP headers header("Content-type: application/force-download"); header("Content-Disposition: attachment; filename=download.zip"); header("Expires: Fri, 01 Jan 2010 05:00:00 GMT"); $zip->Flush(TBSZIP_DOWNLOAD+TBSZIP_NOHEADER); // ----------------- // Close the archive // ----------------- $zip->Close(); // stop to work with the opened archive. Modifications are not applied to the opened archive, use Flush() to commit