(PHP >= 5.3.0, PECL phar >= 2.0.0) Returns true if the tar/zip archive can be modified

(PHP >= 5.3.0, PECL phar >= 2.0.0) Decompresses the entire Phar archive

(PHP 5 >= 5.2.0, PHP 7, PECL zip >= 1.4.0) Set the comment of a ZIP archive

(PHP 4, PHP 5, PHP 7) Output a gz-file int readgzfile

(PHP >= 5.3.0, PECL phar >= 1.0.0) Used to set the PHP loader or bootstrap stub of a Phar archive

(PHP >= 5.3.0, PECL phar >= 1.0.0) Construct a Phar entry object

(PHP >= 5.3.0, PECL phar >= 2.0.0) dummy function (Phar::setStub is not valid for PharData)

(PHP >= 5.3.0, PECL phar >= 1.0.0) determines whether a file exists in the phar

(PHP 4 >= 4.0.4, PHP 5, PHP 7) Decompresses bzip2 encoded data

(PECL rar >= 2.0.0) Get comment text from the RAR archive