Character Encoding
UTF-8
0xE20x870x9D
UTF-16
0x21DD
UTF-32
0x000021DD
Copy & Paste Codes
Unicode Escape
\u{21DD}
HTML Entity (Decimal)
⇝
HTML Entity (Hex)
⇝
CSS Code
\21DD
JavaScript/JSON
String.fromCodePoint(0x21DD)
Python
chr(0x21DD)
Ruby/PHP
chr(0x21DD)
Unix, C, PHP, JAVA
0x21DD
Perl
chr(0x21DD)
URL Encoded
%21dd