(PHP 5 >= 5.3.0, PHP 7, PHP 8, PECL phar >= 2.0.0)
Phar::isFileFormat — Returns true if the phar archive is based on the tar/phar/zip file format depending on the parameter
format
Either Phar::PHAR
, Phar::TAR
, or
Phar::ZIP
to test for the format of the archive.
PharException is thrown if the parameter is an unknown file format specifier.