Just try it. 

>perl -e"use Data::Dumper"

>perl -e"use Data::Flumper"
Can't locate Data/Flumper.pm in @INC (@INC contains ...) at -e line 1.
BEGIN failed--compilation aborted at -e line 1.

[download]

A quick way to check the version is to require a high version. 

>perl -e"use Data::Dumper 99"
Data::Dumper version 99 required--this is only version 2.121_14 at -e 
+line 1.
BEGIN failed--compilation aborted at -e line 1.

[download]

In reply to Re: perl module Checking by ikegami
in thread perl module Checking by vinoth.ree

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