Khmer (Unicode block)

Khmer
Khmer
Range	U+1780..U+17FF; (128 code points)
Plane	BMP
Scripts	Khmer
Major alphabets	Khmer
Assigned	114 code points
Unused	14 reserved code points ; 2 deprecated
Unicode Version History
3.0 (1999)	103 (+103)
4.0 (2003)	114 (+11)
Unicode documentation
	Code chart ∣ Web page
	Note:

Khmer is a Unicode block containing characters for writing the Khmer (Cambodian) language. For details of the characters, see Khmer alphabet – Unicode.

Block

Khmer^[1]^[2]^[3] Official Unicode Consortium code chart (PDF)
	0	1	2	3	4	5	6	7	8	9	A	B	C	D	E	F
U+178x	ក	ខ	គ	ឃ	ង	ច	ឆ	ជ	ឈ	ញ	ដ	ឋ	ឌ	ឍ	ណ	ត
U+179x	ថ	ទ	ធ	ន	ប	ផ	ព	ភ	ម	យ	រ	ល	វ	ឝ	ឞ	ស
U+17Ax	ហ	ឡ	អ	ឣ	ឤ	ឥ	ឦ	ឧ	ឨ	ឩ	ឪ	ឫ	ឬ	ឭ	ឮ	ឯ
U+17Bx	ឰ	ឱ	ឲ	ឳ	KIV AQ	KIV AA	ា	ិ	ី	ឹ	ឺ	ុ	ូ	ួ	ើ	ឿ
U+17Cx	ៀ	េ	ែ	ៃ	ោ	ៅ	ំ	ះ	ៈ	៉	៊	់	៌	៍	៎	៏
U+17Dx	័	៑	្	៓	។	៕	៖	ៗ	៘	៙	៚	៛	ៜ	៝
U+17Ex	០	១	២	៣	៤	៥	៦	៧	៨	៩
U+17Fx	៰	៱	៲	៳	៴	៵	៶	៷	៸	៹
Notes 1.^As of Unicode version 18.0 2.^Grey areas indicate non-assigned code points 3.^U+17A3 and U+17A4 are deprecated as of Unicode versions 4.0 and 5.2 respectively

History

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

Version	Final code points^[a]	Count	L2 ID	WG2 ID	Document
3.0	U+1780..17DC, 17E0..17E9	103	L2/97-040	N1524	Everson, Michael (1997-01-22), Proposal for encoding the Khmer script in ISO 10646
			L2/97-194		Bauhahn, Maurice (1997-07-30), Proposal for Encoding of the Khmer Script
			L2/97-255R		Aliprand, Joan (1997-12-03), "Khmer [L2/194]", Approved Minutes – UTC #73 & L2 #170 joint meeting, Palo Alto, CA – August 4-5, 1997
			L2/98-039		Aliprand, Joan; Winkler, Arnold (1998-02-24), "3.A.2. Khmer", Preliminary Minutes - UTC #74 & L2 #171, Mountain View, CA - December 5, 1997
			L2/98-101	N1729	Ad-hoc report on Burmese and Khmer, 1998-03-18
			L2/98-175	N1779	Text for PDAM registration and consideration ballot for ISO 10646-1 Amendment 25 - Khmer, 1998-05-11
				N1825	Paterson, Bruce (1998-05-11), PDAM25 - Khmer cover sheet
				N1825.1	Paterson, Bruce (1998-05-11), PDAM25 - Khmer full text
			L2/98-158		Aliprand, Joan; Winkler, Arnold (1998-05-26), "Khmer", Draft Minutes – UTC #76 & NCITS Subgroup L2 #173 joint meeting, Tredyffrin, Pennsylvania, April 20-22, 1998
			L2/98-286	N1703	Umamaheswaran, V. S.; Ksar, Mike (1998-07-02), "8.17", Unconfirmed Meeting Minutes, WG 2 Meeting #34, Redmond, WA, USA; 1998-03-16--20
			L2/98-359	N1856	Sato, T. K. (1998-08-21), Addition of Rial sign on ISO/IEC 10646-1
			L2/98-324	N1901	ISO/IEC 10646-1/FPDAM 25, AMENDMENT 25: Khmer, 1998-10-23
			L2/98-341		Disposition of comments report on SC2 N3105, ISO 10646 Amd. 25: Khmer, 1998-10-23
				N1911	Paterson, Bruce; Everson, Michael (1998-10-23), Text of FPDAM 25 - Khmer - SC2 N3201
			L2/99-010	N1903 (pdf, html, doc)	Umamaheswaran, V. S. (1998-12-30), "6.7.8", Minutes of WG 2 meeting 35, London, U.K.; 1998-09-21--25
			L2/99-128		Paterson, Bruce (1999-04-14), Text for FDAM ballot ISO/IEC 10646 FDAM #25 - Khmer
			L2/99-232	N2003	Umamaheswaran, V. S. (1999-08-03), "6.2.8 FPDAM25 – Khmer script", Minutes of WG 2 meeting 36, Fukuoka, Japan, 1999-03-09--15
			L2/00-009	N2149	Sato, T. K. (2000-01-05), Khmer Up-Date
			L2/00-056	N2164	Sato, T. K. (2000-02-23), AMD-25 (Khmer) correction request
			L2/00-109		Suignard, Michel (2000-04-06), Corrections to Khmer character tables in 10646 and Unicode
			L2/00-234	N2203 (rtf, txt)	Umamaheswaran, V. S. (2000-07-21), "8.1", Minutes from the SC2/WG2 meeting in Beijing, 2000-03-21 -- 24
			L2/00-338	N2274	Working Draft of Tables & Character Names for Editorial correction to Khmer for 10646-1:2000, 2000-09-19
			L2/01-307		Whistler, Ken (2001-08-06), Serious bug in Khmer, Myanmar combining classes
			L2/01-308		Hosken, Martin; Whistler, Ken (2001-08-08), Serious bug in Khmer, Myanmar combining classes
			L2/01-310		McGowan, Rick; Whistler, Ken (2001-08-12), Khmer issues on the Horizon
			L2/01-372	N2380	Cambodian official objection to the existing Khmer block in UCS, 2001-10-08
			L2/01-382	N2385	Bauhahn, Maurice; Everson, Michael (2001-10-11), Response to Cambodian official objection to Khmer block (N2380)
			L2/01-421	N2380R	Cambodian official objection to the existing Khmer block in UCS, 2001-10-14
			L2/01-394		Phu, Leewood (2001-10-17), Letter from Cambodia to JTC 1 Chairman Regarding Khmer Character Encoding in ISO/IEC 10646
			L2/01-443	N2406	Response to WG2 Document N2385, 2001-10-11, 2001-11-04
			L2/01-476		Karlsson, Kent (2001-12-19), Ordering rules for Khmer
			L2/02-016		Whistler, Ken (2002-01-14), Character Properties for repetition marks
			L2/02-017		Whistler, Ken (2002-01-14), Character Properties for avagrahas, etc.
			L2/02-073		Davis, Mark (2002-02-08), Cambodian
			L2/02-097		Chea, Sok Huor; Lao, Kim Leang; Harada, Shiro; Klein, Norbert (2002-02-13), Proposal to deprecate Khmer characters
			L2/02-131	N2412	Everson, Michael (2002-03-31), On the suitability of the COENG encoding model for Khmer
			L2/02-154	N2403	Umamaheswaran, V. S. (2002-04-22), "5.1", Draft minutes of WG 2 meeting 41, Hotel Phoenix, Singapore, 2001-10-15/19
			L2/02-196	N2458	Harada, Shiro (2002-05-03), On the Unsuitability of "COENG encoding model" for Khmer
			L2/02-211	N2459	Cambodian stance regarding Khmer code table in Unicode 3.2, 2002-05-14
				N2459R	Revised Cambodian stance regarding Khmer code table in Unicode, 2002-05-20
			L2/02-166R2		Moore, Lisa (2002-08-09), "Consensus 91-C5", UTC #91 Minutes, Leave the ROBAT as it is in the standard today (do not deprecate) and document its use appropriately.
			L2/02-070		Moore, Lisa (2002-08-26), "Consensus 90-C1, Consensus 90-C2, and Motion 90-M9", Minutes for UTC #90
			L2/03-430		Davis, Mark (2003-11-10), Problem with Khmer / ZWJ / ZWNJ
				N2956	Freytag, Asmus (2005-08-12), "Representative glyphs for U+17D2 and U+10A3F", Unicode Consortium Liaison Report for WG2 Meeting #47
			L2/05-180		Moore, Lisa (2005-08-17), "Consensus 104-C12", UTC #104 Minutes, Change the representative glyphs for Kharoshthi U+10A3F and Khmer U+17D2 to be the same as U+17D2, but with both enclosed in a dashed box...
				N2953 (pdf, doc)	Umamaheswaran, V. S. (2006-02-16), "M47.16 (Miscellaneous glyph defects)", Unconfirmed minutes of WG 2 meeting 47, Sophia Antipolis, France; 2005-09-12/15
			L2/08-287		Davis, Mark (2008-08-04), Public Review Issue #122: Proposal for Additional Deprecated Characters
			L2/08-253R2		Moore, Lisa (2008-08-19), "Consensus 116-C13", UTC #116 Minutes, Change the deprecated property by removing 0340, 0341, 17D3, and adding 0149, 0F77, 0F79, 17A4, 2329, 232A.
			L2/08-328 (html, xls)		Whistler, Ken (2008-10-14), Spreadsheet of Deprecation and Discouragement
			L2/09-234	N3603 (pdf, doc)	Umamaheswaran, V. S. (2009-07-08), "M54.13h", Unconfirmed minutes of WG 2 meeting 54
			L2/10-416R		Moore, Lisa (2010-11-09), "Properties of Two Khmer Characters (B.10.3) [U+17B4 and U+17B5]", UTC #125 / L2 #222 Minutes
4.0	U+17DD, 17F0..17F9	11	L2/02-083		Nelson, Paul (2001-12-02), Response and Proposal for Khmer Encoding
			L2/02-100		Chea, Sok Huor; Lao, Kim Leang; Harada, Shiro; Klein, Norbert (2002-02-13), Proposal to add missing Khmer characters
			L2/02-070		Moore, Lisa (2002-08-26), "Consensus 90-C23", Minutes for UTC #90
			L2/16-163		Pournader, Roozbeh (2015-05-12), Additions to Indic Syllabic Category for Myanmar and Khmer
↑ Proposed code points and characters names may differ from final code points and names

References

↑ "Unicode character database". The Unicode Standard. Retrieved 2023-07-26.
↑ "Enumerated Versions of The Unicode Standard". The Unicode Standard. Retrieved 2023-07-26.

[final-3] Proposed code points and characters names may differ from final code points and names

[1] "Unicode character database". The Unicode Standard. Retrieved 2023-07-26.

[2] "Enumerated Versions of The Unicode Standard". The Unicode Standard. Retrieved 2023-07-26.

[1]

[2]

[a]