ZipArchive::setCompressionName Set the compression method of an entry defined by its name &reftitle.description; boolZipArchive::setCompressionName stringname intcomp_method intcomp_flags0 Set the compression method of an entry defined by its name. &reftitle.parameters; name Name of the entry. comp_method The compression method. Either ZipArchive::CM_DEFAULT, ZipArchive::CM_STORE or ZipArchive::CM_DEFLATE. comp_flags Compression flags. Currently unused. &reftitle.returnvalues; &return.success; &reftitle.examples; Add files with different compression methods to an archive open('test.zip', ZipArchive::CREATE); if ($res === TRUE) { $zip->addFromString('foo', 'Some text'); $zip->addFromString('bar', 'Some other text'); $zip->setCompressionName('foo', ZipArchive::CM_STORE); $zip->setCompressionName('bar', ZipArchive::CM_DEFLATE); $zip->close(); echo 'ok'; } else { echo 'failed'; } ?> ]]>