Are you sure you are not imagining things? Data::Dumper's only export is the sub Dumper, so there shouldn't be any difference between specifying Dumper and not doing it. See the source of Data::Dumper:

BEGIN {
    @ISA = qw(Exporter);
    @EXPORT = qw(Dumper);
    @EXPORT_OK = qw(DumperX);

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In reply to Re^3: How to call specific method of a module in our program? by jethro
in thread How to call specific method of a module in our program? by Sachin

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