Creating implementation for idiom 304 : Encode string into UTF-8 bytes

Idiom

# 304 Encode string into UTF-8 bytes

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Create the array of bytes data by encoding the string s in UTF-8.

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using System.Text;

byte[] data = Encoding.UTF8.GetBytes(s);

data := []byte(s)

const data = new TextEncoder().encode(s);

import static java.nio.charset.StandardCharsets.UTF_8;

byte data[] = s.getBytes(UTF_8);

var
  data: pbyte absolute s;

use v5.10;
use open ':std', ':encoding(UTF-8)';
use utf8;

my $text = 'Café';

utf8::encode($text);

my @utf8 = unpack('C*', $text);

use v5.10;
use open ':std', ':encoding(UTF-8)';
use utf8;
use Encode qw(encode);

my $text = 'Café';

my @utf8 = unpack 'C*', Encode::encode 'UTF-8', $text;

data = s.encode('utf8')

data = s.bytes

let data = s.into_bytes();