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tzfmt.h File Reference

C++ API: TimeZoneFormat. More...

`#include "unicode/utypes.h"`
`#include "unicode/format.h"`
`#include "unicode/timezone.h"`
`#include "unicode/tznames.h"`

Go to the source code of this file.

## Data Structures

class | icu::TimeZoneFormat
| `TimeZoneFormat` supports time zone display name formatting and parsing. More...

## Namespaces

namespace | icu
| File coll.h.

## Typedefs

typedef enum UTimeZoneFormatStyle | UTimeZoneFormatStyle
| Constants for time zone display format style used by format/parse APIs in TimeZoneFormat.
typedef enum UTimeZoneFormatGMTOffsetPatternType | UTimeZoneFormatGMTOffsetPatternType
| Constants for GMT offset pattern types.
typedef enum UTimeZoneFormatTimeType | UTimeZoneFormatTimeType
| Constants for time types used by TimeZoneFormat APIs for receiving time type (standard time, daylight time or unknown).
typedef enum UTimeZoneFormatParseOption | UTimeZoneFormatParseOption
| Constants for parse option flags, used for specifying optional parse behavior.

## Enumerations

enum

UTimeZoneFormatStyle {
UTZFMT_STYLE_GENERIC_LOCATION , UTZFMT_STYLE_GENERIC_LONG , UTZFMT_STYLE_GENERIC_SHORT , UTZFMT_STYLE_SPECIFIC_LONG ,
UTZFMT_STYLE_SPECIFIC_SHORT , UTZFMT_STYLE_LOCALIZED_GMT , UTZFMT_STYLE_LOCALIZED_GMT_SHORT , UTZFMT_STYLE_ISO_BASIC_SHORT ,
UTZFMT_STYLE_ISO_BASIC_LOCAL_SHORT , UTZFMT_STYLE_ISO_BASIC_FIXED , UTZFMT_STYLE_ISO_BASIC_LOCAL_FIXED , UTZFMT_STYLE_ISO_BASIC_FULL ,
UTZFMT_STYLE_ISO_BASIC_LOCAL_FULL , UTZFMT_STYLE_ISO_EXTENDED_FIXED , UTZFMT_STYLE_ISO_EXTENDED_LOCAL_FIXED , UTZFMT_STYLE_ISO_EXTENDED_FULL ,
UTZFMT_STYLE_ISO_EXTENDED_LOCAL_FULL , UTZFMT_STYLE_ZONE_ID , UTZFMT_STYLE_ZONE_ID_SHORT , UTZFMT_STYLE_EXEMPLAR_LOCATION
}

| Constants for time zone display format style used by format/parse APIs in TimeZoneFormat. More...
enum | UTimeZoneFormatGMTOffsetPatternType { UTZFMT_PAT_POSITIVE_HM , UTZFMT_PAT_POSITIVE_HMS , UTZFMT_PAT_NEGATIVE_HM , UTZFMT_PAT_NEGATIVE_HMS , UTZFMT_PAT_POSITIVE_H , UTZFMT_PAT_NEGATIVE_H , UTZFMT_PAT_COUNT = 6 }
| Constants for GMT offset pattern types. More...
enum | UTimeZoneFormatTimeType { UTZFMT_TIME_TYPE_UNKNOWN , UTZFMT_TIME_TYPE_STANDARD , UTZFMT_TIME_TYPE_DAYLIGHT }
| Constants for time types used by TimeZoneFormat APIs for receiving time type (standard time, daylight time or unknown). More...
enum | UTimeZoneFormatParseOption { UTZFMT_PARSE_OPTION_NONE = 0x00 , UTZFMT_PARSE_OPTION_ALL_STYLES = 0x01 , UTZFMT_PARSE_OPTION_TZ_DATABASE_ABBREVIATIONS = 0x02 }
| Constants for parse option flags, used for specifying optional parse behavior. More...

## Detailed Description

C++ API: TimeZoneFormat.

Definition in file tzfmt.h.

## Typedef Documentation

## UTimeZoneFormatGMTOffsetPatternType

typedef enum UTimeZoneFormatGMTOffsetPatternType UTimeZoneFormatGMTOffsetPatternType

Constants for GMT offset pattern types.

Stable
  ICU 50

## UTimeZoneFormatParseOption

typedef enum UTimeZoneFormatParseOption UTimeZoneFormatParseOption

Constants for parse option flags, used for specifying optional parse behavior.

Stable
  ICU 50

## UTimeZoneFormatStyle

typedef enum UTimeZoneFormatStyle UTimeZoneFormatStyle

Constants for time zone display format style used by format/parse APIs in TimeZoneFormat.

Stable
  ICU 50

## UTimeZoneFormatTimeType

typedef enum UTimeZoneFormatTimeType UTimeZoneFormatTimeType

Constants for time types used by TimeZoneFormat APIs for receiving time type (standard time, daylight time or unknown).

Stable
  ICU 50

## Enumeration Type Documentation

## UTimeZoneFormatGMTOffsetPatternType

enum UTimeZoneFormatGMTOffsetPatternType

Constants for GMT offset pattern types.

Stable
  ICU 50

Enumerator

UTZFMT_PAT_POSITIVE_HM

Positive offset with hours and minutes fields.

Stable
  ICU 50

UTZFMT_PAT_POSITIVE_HMS

Positive offset with hours, minutes and seconds fields.

Stable
  ICU 50

UTZFMT_PAT_NEGATIVE_HM

Negative offset with hours and minutes fields.

Stable
  ICU 50

UTZFMT_PAT_NEGATIVE_HMS

Negative offset with hours, minutes and seconds fields.

Stable
  ICU 50

UTZFMT_PAT_POSITIVE_H

Positive offset with hours field.

Stable
  ICU 51

UTZFMT_PAT_NEGATIVE_H

Negative offset with hours field.

Stable
  ICU 51

UTZFMT_PAT_COUNT

Number of UTimeZoneFormatGMTOffsetPatternType types.

Internal
  Do not use. This API is for internal use only.

Definition at line 161 of file tzfmt.h.

## UTimeZoneFormatParseOption

enum UTimeZoneFormatParseOption

Constants for parse option flags, used for specifying optional parse behavior.

Stable
  ICU 50

Enumerator

UTZFMT_PARSE_OPTION_NONE

No option.

Stable
  ICU 50

UTZFMT_PARSE_OPTION_ALL_STYLES

When a time zone display name is not found within a set of display names used for the specified style, look for the name from display names used by other styles.

Stable
  ICU 50

UTZFMT_PARSE_OPTION_TZ_DATABASE_ABBREVIATIONS

When parsing a time zone display name in UTZFMT_STYLE_SPECIFIC_SHORT, look for the IANA tz database compatible zone abbreviations in addition to the localized names coming from the icu::TimeZoneNames currently used by the icu::TimeZoneFormat.

Stable
  ICU 54

Definition at line 228 of file tzfmt.h.

## UTimeZoneFormatStyle

enum UTimeZoneFormatStyle

Constants for time zone display format style used by format/parse APIs in TimeZoneFormat.

Stable
  ICU 50

Enumerator

UTZFMT_STYLE_GENERIC_LOCATION

Generic location format, such as "United States Time (New York)", "Italy Time".

Stable
  ICU 50

UTZFMT_STYLE_GENERIC_LONG

Generic long non-location format, such as "Eastern Time".

Stable
  ICU 50

UTZFMT_STYLE_GENERIC_SHORT

Generic short non-location format, such as "ET".

Stable
  ICU 50

UTZFMT_STYLE_SPECIFIC_LONG

Specific long format, such as "Eastern Standard Time".

Stable
  ICU 50

UTZFMT_STYLE_SPECIFIC_SHORT

Specific short format, such as "EST", "PDT".

Stable
  ICU 50

UTZFMT_STYLE_LOCALIZED_GMT

Localized GMT offset format, such as "GMT-05:00", "UTC+0100".

Stable
  ICU 50

UTZFMT_STYLE_LOCALIZED_GMT_SHORT

Short localized GMT offset format, such as "GMT-5", "UTC+1:30" This style is equivalent to the LDML date format pattern "O".

Stable
  ICU 51

UTZFMT_STYLE_ISO_BASIC_SHORT

Short ISO 8601 local time difference (basic format) or the UTC indicator.

For example, "-05", "+0530", and "Z"(UTC). This style is equivalent to the LDML date format pattern "X".

Stable
  ICU 51

UTZFMT_STYLE_ISO_BASIC_LOCAL_SHORT

Short ISO 8601 locale time difference (basic format).

For example, "-05" and "+0530". This style is equivalent to the LDML date format pattern "x".

Stable
  ICU 51

UTZFMT_STYLE_ISO_BASIC_FIXED

Fixed width ISO 8601 local time difference (basic format) or the UTC indicator.

For example, "-0500", "+0530", and "Z"(UTC). This style is equivalent to the LDML date format pattern "XX".

Stable
  ICU 51

UTZFMT_STYLE_ISO_BASIC_LOCAL_FIXED

Fixed width ISO 8601 local time difference (basic format).

For example, "-0500" and "+0530". This style is equivalent to the LDML date format pattern "xx".

Stable
  ICU 51

UTZFMT_STYLE_ISO_BASIC_FULL

ISO 8601 local time difference (basic format) with optional seconds field, or the UTC indicator.

For example, "-0500", "+052538", and "Z"(UTC). This style is equivalent to the LDML date format pattern "XXXX".

Stable
  ICU 51

UTZFMT_STYLE_ISO_BASIC_LOCAL_FULL

ISO 8601 local time difference (basic format) with optional seconds field.

For example, "-0500" and "+052538". This style is equivalent to the LDML date format pattern "xxxx".

Stable
  ICU 51

UTZFMT_STYLE_ISO_EXTENDED_FIXED

Fixed width ISO 8601 local time difference (extended format) or the UTC indicator.

For example, "-05:00", "+05:30", and "Z"(UTC). This style is equivalent to the LDML date format pattern "XXX".

Stable
  ICU 51

UTZFMT_STYLE_ISO_EXTENDED_LOCAL_FIXED

Fixed width ISO 8601 local time difference (extended format).

For example, "-05:00" and "+05:30". This style is equivalent to the LDML date format pattern "xxx" and "ZZZZZ".

Stable
  ICU 51

UTZFMT_STYLE_ISO_EXTENDED_FULL

ISO 8601 local time difference (extended format) with optional seconds field, or the UTC indicator.

For example, "-05:00", "+05:25:38", and "Z"(UTC). This style is equivalent to the LDML date format pattern "XXXXX".

Stable
  ICU 51

UTZFMT_STYLE_ISO_EXTENDED_LOCAL_FULL

ISO 8601 local time difference (extended format) with optional seconds field.

For example, "-05:00" and "+05:25:38". This style is equivalent to the LDML date format pattern "xxxxx".

Stable
  ICU 51

UTZFMT_STYLE_ZONE_ID

Time Zone ID, such as "America/Los_Angeles".

Stable
  ICU 51

UTZFMT_STYLE_ZONE_ID_SHORT

Short Time Zone ID (BCP 47 Unicode location extension, time zone type value), such as "uslax".

Stable
  ICU 51

UTZFMT_STYLE_EXEMPLAR_LOCATION

Exemplar location, such as "Los Angeles" and "Paris".

Stable
  ICU 51

Definition at line 33 of file tzfmt.h.

## UTimeZoneFormatTimeType

enum UTimeZoneFormatTimeType

Constants for time types used by TimeZoneFormat APIs for receiving time type (standard time, daylight time or unknown).

Stable
  ICU 50

Enumerator

UTZFMT_TIME_TYPE_UNKNOWN

Unknown.

Stable
  ICU 50

UTZFMT_TIME_TYPE_STANDARD

Standard time.

Stable
  ICU 50

UTZFMT_TIME_TYPE_DAYLIGHT

Daylight saving time.

Stable
  ICU 50

Definition at line 206 of file tzfmt.h.