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Hi all

Just beginner of perl,need some concepts

Q1
How to access enviroment var in perl? eg PATH

Q2
in c we using argc to get application name , How to do that in perl

Q3
in c/cpp we have lib getopt/ boost/program_options ,what about perl?
eg can I have an easy way to do:
../foo.pl -c -max 100 -min 0
?


thank you very much
your key9

key9 <> wrote in comp.lang.perl.misc:
> Hi all
>
> Just beginner of perl,need some concepts

Instead of answering your questions directly I'll point you to
the relevant documentation available through perldoc.

> Q1
> How to access enviroment var in perl? eg PATH

perldoc perlvar, look for %ENV

> Q2
> in c we using argc to get application name , How to do that in perl

perldoc perlvar, look for $0

> Q3
> in c/cpp we have lib getopt/ boost/program_options ,what about perl?
> eg can I have an easy way to do:
> ./foo.pl -c -max 100 -min 0
> ?

perldoc GetOpt::Long
perldoc GetOpt::Std

Anno