Module modifier 

Available on crate features formatting or parsing only.

Various modifiers for components.

Macros

if_pub 🔒

Generate the provided code if and only if pub is present.

impl_const_default 🔒

Implement Default for the given type. This also generates an inherent implementation of a default method that is const fn, permitting the default value to be used in const contexts.

Structs

CalendarYearCenturyExtendedRange

Year of the date. Only the century is included (i.e. all digits except the last two), the calendar year is used, and the range of years supported is ±999,999.

CalendarYearCenturyStandardRange

Year of the date. Only the century is included (i.e. all digits except the last two), the calendar year is used, and the range of years supported is ±9,999.

CalendarYearFullExtendedRange

Year of the date. All digits are included, the calendar year is used, and the range of years supported is ±999,999.

CalendarYearFullStandardRange

Year of the date. All digits are included, the calendar year is used, and the range of years supported is ±9,999.

CalendarYearLastTwo

Year of the date. Only the last two digits are included, and the calendar year is used.

Day

Day of the month.

End

The end of input.

HourDeprecated

Hour of the day.

Hour12

Hour of the day using a 12-hour clock.

Hour24

Hour of the day using a 24-hour clock.

Ignore

Ignore some number of bytes.

IsoYearCenturyExtendedRange

Year of the date. Only the century is included (i.e. all digits except the last two), the ISO week-numbering year is used, and the range of years supported is ±999,999.

IsoYearCenturyStandardRange

Year of the date. Only the century is included (i.e. all digits except the last two), the ISO week-numbering year is used, and the range of years supported is ±9,999.

IsoYearFullExtendedRange

Year of the date. All digits are included, the ISO week-numbering year is used, and the range of years supported is ±999,999.

IsoYearFullStandardRange

Year of the date. All digits are included, the ISO week-numbering year is used, and the range of supported is ±9,999.

IsoYearLastTwo

Year of the date. Only the last two digits are included, and the ISO week-numbering year is used.

Minute

Minute within the hour.

MonthDeprecated

Month of the year.

MonthLong

Month of the year using the long form of the month name (e.g. “January”).

MonthNumerical

Month of the year using a numerical representation (e.g. “1” for January).

MonthShort

Month of the year using the short form of the month name (e.g. “Jan”).

OffsetHour

Hour of the UTC offset.

OffsetMinute

Minute within the hour of the UTC offset.

OffsetSecond

Second within the minute of the UTC offset.

Ordinal

Ordinal day of the year.

Period

AM/PM part of the time.

Second

Second within the minute.

Subsecond

Subsecond within the second.

UnixTimestampDeprecated

A Unix timestamp.

UnixTimestampMicrosecond

A Unix timestamp in microseconds.

UnixTimestampMillisecond

A Unix timestamp in milliseconds.

UnixTimestampNanosecond

A Unix timestamp in nanoseconds.

UnixTimestampSecond

A Unix timestamp in seconds.

WeekNumberDeprecated

Week within the year.

WeekNumberIso

Week within the year using the ISO week calendar.

WeekNumberMonday

Week within the calendar year.

WeekNumberSunday

Week within the calendar year.

WeekdayDeprecated

Day of the week.

WeekdayLong

Day of the week using the long form of the weekday (e.g. “Monday”).

WeekdayMonday

Day of the week using a numerical representation with Monday as the first day of the week.

WeekdayShort

Day of the week using the short form of the weekday (e.g. “Mon”).

WeekdaySunday

Day of the week using a numerical representation with Sunday as the first day of the week.

YearDeprecated

Year of the date.

Enums

MonthReprDeprecated

The representation of a month.

Padding

Type of padding to ensure a minimum width.

SubsecondDigits

The number of digits present in a subsecond representation.

TrailingInput

Whether trailing input after the declared end is permitted.

UnixTimestampPrecisionDeprecated

The precision of a Unix timestamp.

WeekNumberReprDeprecated

The representation used for the week number.

WeekdayReprDeprecated

The representation used for the day of the week.

YearRangeDeprecated

The range of years that are supported.

YearReprDeprecated

The representation used for a year value.