Hi sanku, First thing is look into How (Not) To Ask A Question and How do I post a question effectively?, then you try like this,

use strict;
use warnings;

my $str = 'MKTVEQTSPTMTSEKARWIYQKMVEIRMFEDRVHDIFSKGEIPGFVHLYAGEEAIAVGL
+CAHLDHNDYITSTHRGHGHCIAKGCELDGMMAEIYGKSTGLCKGKGGSMHIADLDRGMLGANGIVGGGF
+TLAAGAALTAKFKQTGGVAVCFFGDGANNQGTFHEGINLAAIWDLPVVFVAENNGYGEATPFHYASACE
+QITDRAKGYNIPGVKVDGKDVVAVYEVAREAVERARRGEGPTLIECITYRNYGHFEGDAQTYKTGREKE
+EHTEERDAITLFEKYALSNNLLTEEAIQTVRHEVEQSVDRAVDFANASDYPQPEELLTDVYVSYDHEGR
+NG';

$str =~ s/(.{10})/$1 /gsi;
$str =~ s/((?:[^ ]+ ){5})/$1\n/gsi;

print $str;

[download]

davorg++

Updated : Thanks BrowserUK

Regards,
Velusamy R.

eval"print uc\"\\c$_\""for split'','j)@,/6%@0%2,`e@3!-9v2)/@|6%,53!-9@2~j';

In reply to Re: spliting a lengthy text by Samy_rio
in thread splitting and coloring by sanku

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