Variation Selectors Supplement Explained

See also: Variation Selectors (Unicode block).

Blockname:	Variation Selectors Supplement
Rangestart:	E0100
Rangeend:	E01EF
Script1:	Inherited
4 0:	240
Note:	^[1] ^[2]

Variation Selectors Supplement is a Unicode block containing additional variation selectors beyond those found in the Variation Selectors block.

These combining characters are named variation selector-17 (for U+E0100) through to variation selector-256 (U+E01EF), abbreviated VS17 – VS256.

, VS17 (U+E0100) to VS48 (U+E011F) are used in ideographic variation sequences in the Unicode Ideographic Variation Database (IVD).^{[3] [4]} These selectors are known as Ideographic Variation Selectors (IVS). They are not listed in the list of standardized variation sequence, instead they are listed in another Ideographic Variation Database.

History

The following Unicode-related documents record the purpose and process of defining specific characters in the Variation Selectors Supplement block:

		Count	L2 ID	WG2 ID	Document
4.0	U+E0100..E01EF	240
			html)
				N2403
				doc)

Notes and References

1. Web site: Unicode character database. The Unicode Standard. 2023-07-26.
2. Web site: Enumerated Versions of The Unicode Standard. The Unicode Standard. 2023-07-26.
3. Web site: Ideographic Variation Database . Unicode Consortium .
4. Web site: UTS #37, Unicode Ideographic Variation Database . Unicode Consortium .