or download this
Ending switch processing. Args are [$_] with 0 errors.
Pagers: /usr/bin/less -Rmorelesspgviewcat/usr/bin/core_perl/perldoc =>
+ Pod::Perldoc v3.25
...
Searching for $_
Looking for $_ in /usr/bin/core_perl /usr/lib/perl5/site_perl /usr/sha
+re/perl5/site_perl /usr/lib/perl5/vendor_perl /usr/share/perl5/vendor
+_perl /usr/lib/perl5/core_perl /usr/share/perl5/core_perl . /usr/loca
+l/sbin /usr/local/bin /usr/bin /usr/lib/jvm/default/bin /usr/bin/site
+_perl /usr/bin/vendor_perl /usr/bin/core_perl /home/xxxx
No documentation found for "$_".