I write Perl topic. Dev community next read show me pyenv.

so I write this entry.

Perl perlbrew and plenv is same as Python pyenv.

Both are tool that install specific version of perl into user directory and switch Perl version.

Both have command cpanm. cpanm is useful, small, fast Perl module install tool.

There is a lot of information about Python, oh the other hand, there is little information about Perl, so I will write it here.