Function encode_emoji 

pub fn encode_emoji(byte: u8) -> char

Encode function for encoding to emoji. 0x00..=0x4F is mapped to the range starting at U+1F370 For some plants and foods. 0x50..=0x8F is mapped to the range starting at U+1F400 for animals. 0x90..=0xDF is mapped to the range starting at U+1F600 for expressions and hand signs. 0xE0..=0xFF is mapped to the range starting at U+1F910 for more expressions and hand signs.