To install XML::Easy::Transform::RationalizeNamespacePrefixes, copy and paste the appropriate command in to your terminal.
cpanm
cpanm XML::Easy::Transform::RationalizeNamespacePrefixes
CPAN shell
perl -MCPAN -e shell
install XML::Easy::Transform::RationalizeNamespacePrefixes
For more information on module installation, please visit the detailed CPAN module installation guide.