Hola Andrés, You can also use the "tr" command
$stri =~ tr/A-Z/a-z/ The "tr" command also returns the number of transliteration (like s///) $stri = "Joana Prado"; if (my $tr_modif = ($stri =~ tr/A-Z/a-z/)) { print "number of modification = $tr_modif\n"; } else { print "nothing to be done\n"; } OUTPUT: number of modification = 2 -----Message d'origine----- De: Andre Chaves Mascarenhas [mailto:[EMAIL PROTECTED] Date: lundi 20 octobre 2003 11:48 À: [EMAIL PROTECTED] Objet: lowercase Hi if i have an string lets say $stri="Joana Prado"; How do i transformm it into "joana prado" (all lowercase) Thanks -- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]