use strict;
use warnings;
my $incr=0;
my $incr1=0;
my @need = qw(sanjay samir sanjay sudha jasmin sanjmay);
my @array1="";
for(;;)
{
    last if $need[$incr] eq '';
    if ($need[$incr]=~ qr/^sanj/)
        {
        $array1[$incr1]= $need[$incr];
        $incr1++;
        }
    $incr++;
}
print @array1;

[download]
When i run this program it shows
Use of uninitialized value in string eq at test10.pl line 9
sanjaysanjaysanjmay
Plz. suggest me some suitable code to avoid the above warning?

In reply to Why "use of uninitialized value" warning comes? by sanjay nayak

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