Character Encoding
UTF-8
0xE20x870x8A
UTF-16
0x21CA
UTF-32
0x000021CA
Copy & Paste Codes
Unicode Escape
\u{21CA}
HTML Entity (Decimal)
⇊
HTML Entity (Hex)
⇊
CSS Code
\21CA
JavaScript/JSON
String.fromCodePoint(0x21CA)
Python
chr(0x21CA)
Ruby/PHP
chr(0x21CA)
Unix, C, PHP, JAVA
0x21CA
Perl
chr(0x21CA)
URL Encoded
%21ca