Cardinalities
-
CARDINALITY_ONE
Matches
i = 1 and v = 0Example Integers:
1 -
CARDINALITY_OTHER
Matches
all other valuesExample Integers:
0, 2, 16, 100, 1000, 10000, 100000, 1000000, …Example Decimals:
0.0, 1.5, 10.0, 100.0, 1000.0, 10000.0, 100000.0, 1000000.0, …
Cardinality example
This localized strings example uses complete, page-local CLDR minimal-pair patterns to demonstrate every Cardinality category defined for the locale. Minimal-pair text contrasts grammatical forms; it is language-reference data, not reusable application copy.
Source: Unicode CLDR 48.2 lij locale data.
Sample localized strings file
{ "Cardinality.MinimalPair": { "commentary": "Demonstrates every CLDR cardinal category defined for this locale.", "translation": "{{cardinalityExample}}", "placeholders": { "cardinalityExample": { "value": "cardinalityValue", "translations": { "CARDINALITY_ONE": "{{formattedCardinalityValue}} giorno", "CARDINALITY_OTHER": "{{formattedCardinalityValue}} giorni" } } } } }
Usage and expected results
The Java code passes each raw number for cardinality selection and formats its display value separately with NumberFormat.
Locale locale = Locale.forLanguageTag("lij"); Strings strings = Strings.withFallbackLocale(locale) .localizedStringSupplier(() -> LocalizedStringLoader.loadFromFilesystem(Paths.get("strings"))) .localeSupplier((matcher) -> matcher.bestMatchFor(locale)) .build(); NumberFormat numberFormat = NumberFormat.getNumberInstance(locale); // Raw numbers select language forms; NumberFormat produces the display values // CARDINALITY_ONE Number oneCardinalityValue = 1; String oneFormattedCardinalityValue = numberFormat.format(oneCardinalityValue); assertEquals(Cardinality.ONE, Cardinality.forNumber(oneCardinalityValue, locale)); // Expected: 1 giorno assertEquals(oneFormattedCardinalityValue + " giorno", strings.get( "Cardinality.MinimalPair", Map.of( "cardinalityValue", oneCardinalityValue, "formattedCardinalityValue", oneFormattedCardinalityValue ) )); // CARDINALITY_OTHER Number otherCardinalityValue = 0; String otherFormattedCardinalityValue = numberFormat.format(otherCardinalityValue); assertEquals(Cardinality.OTHER, Cardinality.forNumber(otherCardinalityValue, locale)); // Expected: 0 giorni assertEquals(otherFormattedCardinalityValue + " giorni", strings.get( "Cardinality.MinimalPair", Map.of( "cardinalityValue", otherCardinalityValue, "formattedCardinalityValue", otherFormattedCardinalityValue ) ));
Cardinality Ranges
These are CLDR's explicit range mappings. For any start/end pair not listed, Cardinality.forRange(...) falls back to the ending cardinality.
-
CARDINALITY_ONE - CARDINALITY_OTHER
Matches
CARDINALITY_OTHER -
CARDINALITY_OTHER - CARDINALITY_ONE
Matches
CARDINALITY_ONE -
CARDINALITY_OTHER - CARDINALITY_OTHER
Matches
CARDINALITY_OTHER
Ordinalities
-
ORDINALITY_MANY
Matches
n = 11,8,80..89,800..899Example Integers:
8, 11, 80, 89, 800, 803 -
ORDINALITY_OTHER
Matches
all other valuesExample Integers:
0, 7, 9, 10, 12, 17, 100, 1000, 10000, 100000, 1000000, …
Ordinality example
This localized strings example uses complete CLDR minimal-pair patterns to demonstrate every Ordinality category defined for the locale.
Source: Unicode CLDR 48.2 lij locale data.
Sample localized strings file
{ "Ordinal.MinimalPair": { "commentary": "Demonstrates every CLDR ordinal category defined for this locale.", "translation": "{{ordinalExample}}", "placeholders": { "ordinalExample": { "value": "ordinalValue", "translations": { "ORDINALITY_MANY": "Piggia l’{{formattedOrdinalValue}}ª in sciâ drita.", "ORDINALITY_OTHER": "Piggia a {{formattedOrdinalValue}}ª in sciâ drita." } } } } }
Usage and expected results
The Java code passes each raw number to Ordinality.forNumber(...) and formats its display value separately with NumberFormat.
Locale locale = Locale.forLanguageTag("lij"); Strings strings = Strings.withFallbackLocale(locale) .localizedStringSupplier(() -> LocalizedStringLoader.loadFromFilesystem(Paths.get("strings"))) .localeSupplier((matcher) -> matcher.bestMatchFor(locale)) .build(); NumberFormat numberFormat = NumberFormat.getNumberInstance(locale); // Raw numbers select language forms; NumberFormat produces the display values // ORDINALITY_MANY Number manyOrdinalValue = 8; String manyFormattedOrdinalValue = numberFormat.format(manyOrdinalValue); assertEquals(Ordinality.MANY, Ordinality.forNumber(manyOrdinalValue, locale)); // Expected: Piggia l’8ª in sciâ drita. // U+2019 RIGHT SINGLE QUOTATION MARK preserves the punctuation used by the localized source text assertEquals("Piggia l\u2019" + manyFormattedOrdinalValue + "ª in sciâ drita.", strings.get( "Ordinal.MinimalPair", Map.of("ordinalValue", manyOrdinalValue, "formattedOrdinalValue", manyFormattedOrdinalValue) )); // ORDINALITY_OTHER Number otherOrdinalValue = 7; String otherFormattedOrdinalValue = numberFormat.format(otherOrdinalValue); assertEquals(Ordinality.OTHER, Ordinality.forNumber(otherOrdinalValue, locale)); // Expected: Piggia a 7ª in sciâ drita. assertEquals("Piggia a " + otherFormattedOrdinalValue + "ª in sciâ drita.", strings.get( "Ordinal.MinimalPair", Map.of("ordinalValue", otherOrdinalValue, "formattedOrdinalValue", otherFormattedOrdinalValue) ));
Addendum: Language Form Rules
The language form expressions above are specified by Unicode Technical Standard #35 and use the following notation:
nabsolute value of the source number (integer and decimals)iinteger digits ofnvnumber of visible fraction digits inn, with trailing zeroswnumber of visible fraction digits inn, without trailing zerosfvisible fractional digits inn, with trailing zerostvisible fractional digits inn, without trailing zerosc/ecompact decimal exponent operands used by some CLDR compact-number rules