Code point
U+EFEF
This code point is invisible, reserved, private-use, or a control. The dot is a placeholder, not its glyph.
U+EFEF
CoChoose the representation you need, then copy its value.
U+EFEF
61423


EE BF AF
EFEF
0000EFEF
%EE%BF%AF
\uEFEF
\uEFEF
\uEFEF
\EFEF