3. Unicodeの表現
use utf8;
my $alpha = "α";
my $alpha = "¥x{3b1}";
my $alpha = chr(0x3b1);
my $alpha = pack("U", 0x3b1);
4. Unicodeの表示
my $alpha = “¥x{3b1}”;
print $alpha;
→ Wide character in print at XXX.pl line X.
my $alpha = "¥x{3b1}";
utf8::encode($alpha);
print $alpha;