Perl CPAN module help

[Patrick Eisenacher]

or quick and dirty:

perl -e 'use CPAN; CPAN::Shell->r;'

HTH,
Patrick

Brian Dessent schrieb:

> zzapper wrote:
> 
>>Peter,
>>
>>
>>>cpan
>>
>>cpan>
>>
>>How do you list modules already installed?
> 
> 
> There's no definitive way to do this.  If you just want to see if you
> have the Foo::Bar module, you can use "perl -MFoo::Bar -e 1" and if you
> get an error then you need to install Foo::Bar.
> 
> You can also try the following script which uses the ExtUtils::Installed
> module, but I have found that its output is sometimes misleading, in
> that it will not display base (stock included) modules.  And I'm not
> sure if it knows about modules that are installed through means other
> than CPAN (e.g. through your distro's package manager.)
> 
> #!/usr/bin/perl
> 
> use ExtUtils::Installed;
> my $instmod = ExtUtils::Installed->new();
> foreach my $module ($instmod->modules()) {
> my $version = $instmod->version($module) || "???";
>        print "$module -- $version\n";
> }
> 
> Brian



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