Lists data fields that differ from the last version. Inherited differences in locales are suppressed, except where the source locales are different. The collations and metadata still have a raw format. The rbnf, segmentations, and annotations are not yet included.
| Section | Page | Header | Code | Old | New |
|---|
| BCP47 | u_Extension | ca | valueType | ▷missing◁ | incremental |
| em | description | ▷missing◁ | Emoji presentation style request |
| kr | valueType | ▷missing◁ | multiple |
| rg | description | ▷missing◁ | Alternate region for determining certain data values (e.g. default currency and units) specified by rgScope |
| vt | valueType | ▷missing◁ | multiple |
| em-default | _description | ▷missing◁ | use the default presentation as specified in UTR #51 |
| em-emoji | _description | ▷missing◁ | use an emoji presentation for emoji characters if possible |
| em-text | _description | ▷missing◁ | use a text presentation for emoji characters if possible |
| rg-RG_KEY_VALUE | _description | ▷missing◁ | A region code from idValidity/id[type='region'][idStatus='regular'], suffixed with 'ZZZZ' |
| tz-cafne | _alias | ▷missing◁ | America/Fort_Nelson |
| _description | ▷missing◁ | Fort Nelson, Canada |
|
| t_Extension | d0 | description | ▷missing◁ | Transform destination for non-languages/scripts. |
| m0 | description | Transform extension mechanism | Transform extension mechanism: to reference an authority or rules for a type of transformation |
| s0 | description | ▷missing◁ | Transform source for non-languages/scripts. |
| x0 | description | Private Use: Used for implementation-specific transforms. All subfields consistent with rfc6497 (that is, subtags of 3-8 alphanum characters) are valid, and do not require registration. | Private use transform type key. |
| valueType | ▷missing◁ | any |
| d0-accents | _description | ▷missing◁ | map base + punctuation, etc to accented characters |
| d0-ascii | _description | ▷missing◁ | map as many characters to the closest ASCII character as possible |
| d0-casefold | _description | ▷missing◁ | apply Unicode case folding |
| d0-charname | _alias | ▷missing◁ | name |
| _description | ▷missing◁ | map each character to its Unicode name |
| d0-digit | _description | ▷missing◁ | xxx |
| d0-fcc | _description | ▷missing◁ | map string to the FCC format; http://unicode.org/notes/tn5 |
| d0-fcd | _description | ▷missing◁ | map string to the FCD format; http://unicode.org/notes/tn5 |
| d0-fwidth | _alias | ▷missing◁ | fullwidth |
| _description | ▷missing◁ | map characters to their fullwidth equivalents |
| d0-hex | _description | ▷missing◁ | map characters to a hex equivalents, eg 'a' to '\u0061'; for hex variants see transform.xml |
| d0-hwidth | _alias | ▷missing◁ | halfwidth |
| _description | ▷missing◁ | map characters to their halfwidth equivalents |
| d0-lower | _description | ▷missing◁ | apply Unicode full lowercase mapping |
| d0-nfc | _description | ▷missing◁ | map string to the Unicode NFC format |
| d0-nfd | _description | ▷missing◁ | map string to the Unicode NFD format |
| d0-nfkc | _description | ▷missing◁ | map string to the Unicode NFKC format |
| d0-nfkd | _description | ▷missing◁ | map string to the Unicode NFKD format |
| d0-npinyin | _alias | ▷missing◁ | numericPinyin |
| _description | ▷missing◁ | map pinyin written with tones to the numeric form |
| d0-null | _description | ▷missing◁ | make no change in the string |
| d0-publish | _alias | ▷missing◁ | publishing |
| _description | ▷missing◁ | map to preferred forms for publishing, such as “, ”, — |
| d0-remove | _description | ▷missing◁ | remove every character in the string |
| d0-title | _description | ▷missing◁ | apply Unicode full titlecase mapping |
| d0-upper | _description | ▷missing◁ | apply Unicode full uppercase mapping |
| m0-c11 | _alias | ▷missing◁ | c |
| _description | ▷missing◁ | for hex transforms, using the C11 syntax: \u0061\U0001F4D6 |
| m0-css | _description | ▷missing◁ | for hex transforms, using the CSS syntax: \61 \01F4D6, spacing where necessary |
| m0-java | _description | ▷missing◁ | for hex transforms, using the Java syntax: \u0061\uD83D\uDCD6 |
| m0-mns | _description | ▷missing◁ | Mongolian National Standard |
| m0-percent | _description | ▷missing◁ | for hex transforms, using the percent syntax: %61%F0%9F%93%96 |
| m0-perl | _description | ▷missing◁ | for hex transforms, using the perl syntax: \x{61}\x{1F4D6} |
| m0-plain | _description | ▷missing◁ | for hex transforms, with no surrounding syntax, spacing where necessary: 0061 1F4D6 |
| m0-prprname | _alias | ▷missing◁ | names |
| _description | ▷missing◁ | transform variant for proper names |
| m0-unicode | _description | ▷missing◁ | to hex with the Unicode syntax: U+0061 U+1F4D6, spacing where necessary |
| m0-xml | _description | ▷missing◁ | for hex transforms, using the xml syntax: a📖 |
| m0-xml10 | _description | ▷missing◁ | for hex transforms, using the xml decimal syntax: a📖 |
| s0-accents | _description | ▷missing◁ | accented characters to map base + punctuation, etc |
| s0-ascii | _description | ▷missing◁ | map from ASCII to the target, perhaps using different conventions |
| s0-hex | _description | ▷missing◁ | map characters from hex equivalents, trying all variants, eg 'U+0061' to 'a'; for hex variants see transform.xml |
| s0-npinyin | _alias | ▷missing◁ | numericPinyin |
| _description | ▷missing◁ | map the numeric form of pinyin to the tone format |
| s0-publish | _alias | ▷missing◁ | publishing |
| _description | ▷missing◁ | map publishing characters, such as “, ”, —, to from vanilla characters |
| x0-PRIVATE_USE | _description | ▷missing◁ | Private use transform identifier. All subfields consistent with rfc6497 (that is, subtags of 3-8 alphanum characters) are valid, and do not require registration. |
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