How to mention more than one operation in substitution . Like, 
use strict;
use warnings;


my $string="welcomezxyaaaaa";

$string=~s/([b-w]+)[^a]+([a]+)/uc($1)/ge;
print $string;

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In the above code,I want to upper case both the $1 and $2 in the string.How to do it?

In reply to How to do multiple substitutions with one RegEx? by vennila

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