Character Encoding
UTF-8
0xF20xBF0xBF0xBF
UTF-16
0xDABF0xDFFF
UTF-32
0x000BFFFF
Copy & Paste Codes
Unicode Escape
\u{BFFFF}
HTML Entity (Decimal)

HTML Entity (Hex)

CSS Code
\BFFFF
JavaScript/JSON
String.fromCodePoint(0xBFFFF)
Python
chr(0xBFFFF)
Ruby/PHP
chr(0xBFFFF)
Unix, C, PHP, JAVA
0xBFFFF
Perl
chr(0xBFFFF)
URL Encoded
%bffff