Here is a list of all documented struct and union fields with links to the struct/union documentation for each field:

### - r -

- r : UText
- range : UnicodeSetIterator
- reflow() : ParagraphLayout
- RegexMatcher() : RegexMatcher
- RegexPattern() : RegexPattern
- region() : RegexMatcher
- regionDisplayName() : LocaleDisplayNames
- regionEnd() : RegexMatcher
- regionStart() : RegexMatcher
- registerAlias() : Transliterator
- registerFactory() : Collator , NumberFormat , Transliterator , Calendar
- registerInstance() : BreakIterator , Collator , Transliterator
- releaseBuffer() : UnicodeString
- remove() : UnicodeSet , UnicodeString
- remove_prefix() : StringPiece
- remove_suffix() : StringPiece
- removeAll() : UnicodeSet
- removeAllStrings() : UnicodeSet
- removeBetween() : UnicodeString
- replace : UReplaceableCallbacks , UTextFuncs , UnicodeString , UnicodeReplacer
- Replaceable() : Replaceable
- replaceAll() : RegexMatcher
- replaceBetween() : UnicodeString
- replaceFieldTypes() : DateTimePatternGenerator
- replaceFirst() : RegexMatcher
- requireEnd() : RegexMatcher
- resemblesPattern() : UnicodeSet
- reserved1 : UTextFuncs
- reserved2 : UTextFuncs
- reserved3 : UTextFuncs
- reservedByte : UDataInfo
- reservedField : UCharIterator
- reservedFn : UCharIterator
- reservedWord : UDataInfo
- reset() : RuleBasedBreakIterator , StringEnumeration , UnicodeSetIterator , CollationElementIterator , RegexMatcher , SearchIterator , StringSearch , LayoutEngine , RunArray , RegexMatcher , LEGlyphStorage , CanonicalIterator , ErrorCode , Normalizer
- resetIterator() : ResourceBundle
- resetPreserveRegion() : RegexMatcher
- resolveFields() : Calendar
- ResourceBundle() : ResourceBundle
- retain() : UnicodeSet
- retainAll() : UnicodeSet
- retainBetween() : UnicodeString
- reverse() : UnicodeString
- roll() : Calendar , GregorianCalendar , Calendar , GregorianCalendar , Calendar
- RuleBasedBreakIterator() : RuleBasedBreakIterator
- RuleBasedCollator() : RuleBasedCollator , CollationKey , CollationElementIterator , RuleBasedCollator
- RuleBasedNumberFormat() : RuleBasedNumberFormat
- RuleBasedTimeZone() : RuleBasedTimeZone
- RunArray() : RunArray

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