Undefined Character (U+1F8FF)

Block:Supplemental Arrows-C, U+1F800 - U+1F8FF[1]
Plane:Supplementary Multilingual Plane, U+10000 - U+1FFFF[1]
HTML Entity:
  • 🣿
  • 🣿
UTF-8 Encoding:0xF0 0x9F 0xA3 0xBF
UTF-16 Encoding:0xD83E 0xDCFF
UTF-32 Encoding:0x0001F8FF

References