https://unicode.org/emoji/charts/full-emoji-list.html
| Emoticon | Name | UTF8 | Hex | Sendmail Subject Code |
|---|---|---|---|---|
| smiling face with horns | U+1F608 | f0 9f 98 88 | |
| party popper | U+1F389 | f0 9f 8e 89 | |
| beer mug | U+1F37A | f0 9f 8d ba | =?utf-8?Q?=F0=9F=8D=BA?= |
| clinking beer mugs | U+1F37B | f0 9f 8d bb | =?utf-8?Q?=F0=9F=8D=BB?= |
| crossed swords | U+2694 | e2 9a 94 | =?utf-8?Q?=E2=9A=94?= |
| warning | U+26A0 | e2 9a a0 | =?utf-8?Q?=E2=9A=A0?= |
| melting face | U+1FAE0 | f0 9f ab a0 | =?utf-8?Q?=F0=9F=AB=A0?= |
| grimacing face | U+1F62C | f0 9f 98 ac | =?utf-8?Q?=F0=9F=98=AC?= |
| face with crossed-out eyes | U+1F635 | f0 9f 98 b5 |
|
| skull | U+1F480 | f0 9f 92 80 | =?utf-8?Q?=F0=9F=92=80?= |
| robot | U+1F916 | f0 9f a4 96 | =?utf-8?Q?=F0=9F=A4=96?= |
| mage | U+1F9D9 | f0 9f a7 99 | =?utf-8?Q?=F0=9F=A7=99?= |
| zombie | U+1F9DF | f0 9f a7 9f | =?utf-8?Q?=F0=9F=A7=9F?= |
| poultry leg | U+1F357 | f0 9f 8d 97 | =?utf-8?Q?=F0=9F=8D=97?= |
| police car light | U+1F6A8 | f0 9f 9a a8 | =?utf-8?Q?=F0=9F=9A=A8?= |
| fire | U+1F525 | f0 9f 94 a5 | =?utf-8?Q?=F0=9F=94=A5?= |
| bomb | U+1F4A3 | f0 9f 92 a3 | =?utf-8?Q?=F0=9F=92=A3?= |
Determine hex
echo -e "\U1F608" | hexdump -C 00000000 f0 9f 98 88 0a |.....| 00000005