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

### - i -

- inDaylightTime() : Calendar , GregorianCalendar , SimpleTimeZone , TimeZone , RuleBasedTimeZone , VTimeZone
- index : UCharIterator
- indexOf() : UnicodeSet , UnicodeString
- init() : RuleBasedBreakIterator , RunArray , FontRuns , LocaleRuns , ValueRuns
- InitialTimeZoneRule() : InitialTimeZoneRule
- input() : RegexMatcher
- insert() : UnicodeString
- insertGlyphs() : LEGlyphStorage
- integer : Transliterator::Token
- INTEGER_FIELD : NumberFormat
- integerToken() : Transliterator
- internalGet() : Calendar
- internalGetEra() : GregorianCalendar
- internalGetTime() : Calendar
- internalSet() : Calendar
- internalSetTime() : Calendar
- isAlgorithmic() : NumberingSystem
- isBigEndian : UDataInfo
- isBogus() : Locale , UnicodeSet , UnicodeString , CollationKey
- isBoundary() : BreakIterator , RuleBasedBreakIterator
- isBufferClone() : BreakIterator
- isComplex() : ParagraphLayout
- ISDATE : Formattable
- isDecimalSeparatorAlwaysShown() : DecimalFormat
- isEmpty() : UnicodeSet , UnicodeString
- isEquivalentTo() : GregorianCalendar , TimeZoneRule , InitialTimeZoneRule , Calendar , AnnualTimeZoneRule , TimeArrayTimeZoneRule
- isExponentSignAlwaysShown() : DecimalFormat
- isFailure() : ErrorCode
- isFieldUnitIgnored() : SimpleDateFormat
- isFrozen() : UnicodeSet
- isGroupingUsed() : NumberFormat
- isIgnorable() : CollationElementIterator
- isKeyword() : PluralRules
- isLeapYear() : GregorianCalendar
- isLenient() : DateFormat , RuleBasedNumberFormat , Calendar
- isNormalized() : Normalizer
- isNumeric() : Formattable
- isParseIntegerOnly() : NumberFormat
- isScientificNotation() : DecimalFormat
- isSet() : Calendar
- isString() : UnicodeSetIterator
- isSuccess() : ErrorCode