(PHP >= 5.3.0, PECL phar >= 2.0.0)
Compresses all files in the current Phar archive
public void Phar::compressFiles ( int $compression )
Note:
This method requires the php.ini setting phar.readonly to be set to 0 in order to work for Phar objects. Otherwise, a PharException will be thrown.
For tar-based phar archives, this method throws a BadMethodCallException, as compression of individual files within a tar archi