A
code point is a Unicode character.
There are 7 types of code point:
- Graphic
Letter, mark, number, punctuation, symbol, and spaces.
- Format
Line and paragraph separators.
- Control
Used by protocols outside of the unicode standard. The ASCII control codes reside here.
- Private-Use
Use is by private agreement between a sender and receiver.
- Surrogate
Reserved for use by UTF-16.
- Noncharacter
Reserved for Unicode internal use only.
- Reserved
Reserved for future use.