Character Encoding
UTF-8
0xE20x860x90
UTF-16
0x2190
UTF-32
0x00002190
Copy & Paste Codes
Unicode Escape
\u{2190}
HTML Entity (Decimal)
←
HTML Entity (Hex)
←
CSS Code
\2190
JavaScript/JSON
String.fromCodePoint(0x2190)
Python
chr(0x2190)
Ruby/PHP
chr(0x2190)
Unix, C, PHP, JAVA
0x2190
Perl
chr(0x2190)
URL Encoded
%2190