Character Encoding
UTF-8
0xE20x870xA1
UTF-16
0x21E1
UTF-32
0x000021E1
Copy & Paste Codes
Unicode Escape
\u{21E1}
HTML Entity (Decimal)
⇡
HTML Entity (Hex)
⇡
CSS Code
\21E1
JavaScript/JSON
String.fromCodePoint(0x21E1)
Python
chr(0x21E1)
Ruby/PHP
chr(0x21E1)
Unix, C, PHP, JAVA
0x21E1
Perl
chr(0x21E1)
URL Encoded
%21e1