Java and Unicode

External

• https://docs.oracle.com/javase/10/docs/api/java/lang/Character.html
• http://www.oracle.com/us/technologies/java/supplementary-142654.html

Internal

• Character Encoding
• Java char

Overview

Character information is maintained in Java by the primitive type char, which was designed based on the original Unicode 1.0 specification that allowed only 2¹⁶ code points, so it was defined as a fixed-with 16-bit/2-byte entity. Since then, the Unicode standard has evolved to allow for characters whose representation requires more than 16 bits.

U+n Notation Support

U+n notation is supported in Java as follows: