B::Showlex - Show lexical variables used in functions or files
perl -MO=Showlex[,SUBROUTINE] foo.pl
When a subroutine name is provided in OPTIONS, prints the lexical variables used in that subroutine. Otherwise, prints the file-scope lexicals in the file.
Malcolm Beattie, mbeattie@sable.ox.ac.uk
mbeattie@sable.ox.ac.uk
To install if, copy and paste the appropriate command in to your terminal.
cpanm
cpanm if
CPAN shell
perl -MCPAN -e shell install if
For more information on module installation, please visit the detailed CPAN module installation guide.