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An LCTYPE constant is a constant that specifies a particular piece of locale information.
All values are null-terminated Unicode™ strings. If no maximum length is indicated, the strings may vary in length.
The following are locale, or LCTYPE, constants.
- LOCALE_ILANGUAGE
 Language identifier indicating the language. The maximum number of characters allowed for this string is 5.
- LOCALE_SLANGUAGE
 Full localized name of the language. If the locale is the same as the system locale, GetLocaleInfo returns this constant. If the locale is not equal to the system locale, GetLocaleInfo returns the LOCALE_SENGLANGUAGE constant.
- LOCALE_SENGLANGUAGE
 Full English name of the language from the International Organization for Standardization (ISO) Standard 639. This is always restricted to characters that are able to be mapped into the ASCII 127-character subset.
- LOCALE_SABBREVLANGNAME
 Abbreviated name of the language, created by taking the 2-letter language abbreviation from the ISO Standard 639 and adding a third letter, as appropriate, to indicate the sublanguage.
- LOCALE_SNATIVELANGNAME
 Native name of the language.
- LOCALE_ICOUNTRY
 Country/region code, based on international phone codes, also referred to as IBM country/region codes. The maximum number of characters allowed for this string is 6.
- LOCALE_SCOUNTRY
 Full localized name of the country/region. If the locale is the same as the system locale, GetLocaleInfo returns the LOCALE_SNATIVECTRYNAME constant. If the locale is not equal to the system locale, GetLocaleInfo returns the LOCALE_SENGCOUNTRY constant.
- LOCALE_SENGCOUNTRY
 Full English name of the country/region. This is always restricted to characters that are able to be mapped into the ASCII 127-character subset.
- LOCALE_SABBREVCTRYNAME
 Abbreviated name of the country/region from the ISO Standard 3166.
- LOCALE_SNATIVECTRYNAME
 Native name of the country/region.
- LOCALE_IDEFAULTLANGUAGE
 Language identifier for the principal language spoken in this locale. This is provided so that partially specified locales can be completed with default values. The maximum number of characters allowed for this string is 5.
- LOCALE_IDEFAULTCOUNTRY
 Country/region code for the principal country/region in this locale. This is provided so that partially specified locales can be completed with default values. The maximum number of characters allowed for this string is 6.
- LOCALE_IDEFAULTANSICODEPAGE
 American National Standards Institute (ANSI) code page associated with this locale. The maximum number of characters allowed for this string is 6.
- LOCALE_IDEFAULTCODEPAGE
 Original equipment manufacturer (OEM) code page associated with the country/region. The maximum number of characters allowed for this string is 6.
- LOCALE_SLIST
 Character(s) used to separate list items. For example, a comma is used in many locales.
- LOCALE_IMEASURE
 System of measurement. This value is 0 if the metric system (Systéme International d'Unités, or S.I.) is used and 1 if the U.S. system is used. The maximum number of characters allowed for this string is 2.
- LOCALE_SDECIMAL
 Character(s) used as the decimal separator.
- LOCALE_STHOUSAND
 Character(s) used to separate groups of digits to the left of the decimal.
- LOCALE_SGROUPING
 Sizes for each group of digits to the left of the decimal. An explicit size is needed for each group; semicolons separate sizes. If the last value is zero, the preceding value is repeated. For example, to group thousands, specify 3;0. Indic locales group the first thousand and then group by hundreds; for example 12,34,56,789 is represented by 3;2;0.
- LOCALE_IDIGITS
 Number of fractional digits. The maximum number of characters allowed for this string is 3.
- LOCALE_IDIGITSUBSTITUTION
 Determines the shape of the digits. For example, Arabic, Thai, and Indic digits have classical shapes that are different from those of western digits. The specifier can be one of these values.Value Description 0 Context. The shape depends on the previous text in the same output. 1 None/Arabic. Gives full Unicode compatibility. 2 Native. National shapes determined by LOCALE_SNATIVEDIGITS. 
- LOCALE_ILZERO
 Specification for leading zeros in decimal fields. The maximum number of characters allowed for this string is 2. The specification is one of the following values:Value Description 0 No leading zeros 1 Leading zeros 
- LOCALE_INEGNUMBER
 Negative number mode. The mode is one of these values:Value Description 0 (1.1) 1 1.1 2 1.1 3 1.1 4 1.1 
- LOCALE_SNATIVEDIGITS
 Native equivalents to ASCII 0 through 9.
- LOCALE_SCURRENCY
 String used as the local monetary symbol.
- LOCALE_SINTLSYMBOL
 Three characters of the international monetary symbol specified in ISO 4217, "Codes for the Representation of Currencies and Funds," followed by the character separating this string from the amount.
- LOCALE_SMONDECIMALSEP
 Character(s) used as the monetary decimal separator.
- LOCALE_SMONTHOUSANDSEP
 Character(s) used as the monetary separator between groups of digits to the left of the decimal.
- LOCALE_SMONGROUPING
 Sizes for each group of monetary digits to the left of the decimal. An explicit size is needed for each group; semicolons separate sizes. If the last value is zero, the preceding value is repeated. For example, to group thousands, specify 3;0. Indic languages group the first thousand and then group by hundreds; for example, 12,34,56,789is represented by 3;2;0. The maximum number of characters allowed for this string is four.
- LOCALE_ICURRDIGITS
 Number of fractional digits for the local monetary format. The maximum number of characters allowed for this string is 9.
- LOCALE_IINTLCURRDIGITS
 Number of fractional digits for the international monetary format. The maximum number of characters allowed for this string is 3.
- LOCALE_ICURRENCY
 Positive currency mode. The maximum number of characters allowed for this string is 2. The mode is one of the following values:Value Description 0 Prefix, no separation 1 Suffix, no separation 2 Prefix, 1-char. separation 3 Suffix, 1-char. separation 
- LOCALE_INEGCURR
 Negative currency mode. The maximum number of characters allowed for this string is 3. The mode is one of the following values:Value Example 0 ($1.1) 1 $1.1 2 $1.1 3 $1.1 4 (1.1$) 5 1.1$ 6 1.1$ 7 1.1$ 8 1.1 $ (space before $) 9 $ 1.1 (space after $) 10 1.1 $ (space before $) 11 $ 1.1 (space after $) 12 $ 1.1 (space after $) 13 1.1 $ (space before $) 14 ($ 1.1) (space after $) 15 (1.1 $) (space before $) 
- LOCALE_SDATE
 Character(s) for the date separator.
- LOCALE_STIME
 Character(s) for the time separator.
- LOCALE_STIMEFORMAT
 Time formatting strings for this locale. The string can consist of a combination of the hour, minute, and second format pictures defined in the Hour, Minute, and Second Format Pictures table in National Language Support Constants.
- LOCALE_SYEARMONTH
 The Year/Month formatting string for the locale. This string shows the proper format for a date string that contains only the year and the month.
- LOCALE_SSHORTDATE
 Short date formatting string for this locale. The string can consist of a combination of day, month, and year format pictures defined in Day, Month, Year, and Era Format Pictures table in National Language Support Constants.
- LOCALE_SLONGDATE
 Long date formatting string for this locale. The string can consist of a combination of day, month, and year format pictures defined in the Day, Month, Year, and Era Format Pictures table in National Language Support Constants and any string of characters enclosed in single quotes. Characters in single quotes remain as given.
- LOCALE_IDATE
 Short date format-ordering specification. The maximum number of characters allowed for this string is 2. The specification is one of the following values:Value Description 0 Month-Day-Year 1 Day-Month-Year 2 Year-Month-Day 
- LOCALE_ILDATE
 Long date format-ordering specification. The maximum number of characters allowed for this string is 2. The specification is one of the following values:Value Description 0 Month-Day-Year 1 Day-Month-Year 2 Year-Month-Day 
- LOCALE_ITIME
 Time format specification. The maximum number of characters allowed for this string is 2. The specification is one of the following values:Value Description 0 AM / PM 12-hour format 1 24-hour format 
- LOCALE_ICENTURY
 Specification for full 4-digit century. The maximum number of characters allowed for this string is 2. The specification is one of the following values:Value Description 0 Abbreviated 2-digit century 1 Full 4-digit century 
- LOCALE_ITLZERO
 Specification for leading zeros in time fields. The maximum number of characters allowed for this string is 2. The specification is one of the following values:Value Description 0 No leading zeros for hours 1 Leading zeros for hours 
- LOCALE_IDAYLZERO
 Specification for leading zeros in day fields. The maximum number of characters allowed for this string is 2. The specification is one of the following values:Value Description 0 No leading zeros for days 1 Leading zeros for days 
- LOCALE_IMONLZERO
 Specification for leading zeros in month fields. The maximum number of characters allowed for this string is 2. The specification is one of the following values:Value Description 0 No leading zeros for months 1 Leading zeros for months 
- LOCALE_S1159
 String for the AM designator.
- LOCALE_S2359
 String for the PM designator.
- LOCALE_ICALENDARTYPE
 Current calendar type. This type is one of these values:Value Description 1 Gregorian (as in United States) 2 Gregorian (English strings always) 3 Era: Year of the Emperor (Japan) 4 Era: Year based on the Chinese calendar 5 Tangun Era (Korea) 6 Hijri (Arabic lunar) 7 Thai 8 Hebrew (Lunar) 9 Gregorian Middle East French calendar 10 Gregorian Arabic calendar 11 Gregorian Transliterated English calendar 12 Gregorian Transliterated French calendar 
- LOCALE_IOPTIONALCALENDAR
 Additional calendar types. This is a zero-separated list of one or more of these calendars type values:Value Description 0 No additional types valid 1 Gregorian (localized) 2 Gregorian (English strings always) 3 Year of the Emperor (Japan) 4 Taiwan Calendar 5 Tangun Era (Korea) 6 Hijri (Arabic lunar) 7 Thai 8 Hebrew (Lunar) 9 Gregorian Middle East French calendar 10 Gregorian Arabic calendar 11 Gregorian-transliterated English calendar 12 Gregorian-transliterated French calendar 
- LOCALE_IFIRSTDAYOFWEEK
 Specification for the first day in a week. The specification is one of these values:Value Description 0 LOCALE_SDAYNAME1 1 LOCALE_SDAYNAME2 2 LOCALE_SDAYNAME3 3 LOCALE_SDAYNAME4 4 LOCALE_SDAYNAME5 5 LOCALE_SDAYNAME6 6 LOCALE_SDAYNAME7 
- LOCALE_IFIRSTWEEKOFYEAR
 Specification for the first week of the year. The specification is one of these values:Value Description 0 Week containing 1/1 is the first week of that year. 1 First full week following 1/1 is the first week of that year. 2 First week containing at least 4 days is the first week of that year. 
- LOCALE_SDAYNAME1
 Native long name for Monday.
- LOCALE_SDAYNAME2
 Native long name for Tuesday.
- LOCALE_SDAYNAME3
 Native long name for Wednesday.
- LOCALE_SDAYNAME4
 Native long name for Thursday.
- LOCALE_SDAYNAME5
 Native long name for Friday.
- LOCALE_SDAYNAME6
 Native long name for Saturday.
- LOCALE_SDAYNAME7
 Native long name for Sunday.
- LOCALE_SABBREVDAYNAME1
 Native abbreviated name for Monday.
- LOCALE_SABBREVDAYNAME2
 Native abbreviated name for Tuesday.
- LOCALE_SABBREVDAYNAME3
 Native abbreviated name for Wednesday.
- LOCALE_SABBREVDAYNAME4
 Native abbreviated name for Thursday.
- LOCALE_SABBREVDAYNAME5
 Native abbreviated name for Friday.
- LOCALE_SABBREVDAYNAME6
 Native abbreviated name for Saturday.
- LOCALE_SABBREVDAYNAME7
 Native abbreviated name for Sunday.
- LOCALE_SMONTHNAME1
 Native long name for January.
- LOCALE_SMONTHNAME2
 Native long name for February.
- LOCALE_SMONTHNAME3
 Native long name for March.
- LOCALE_SMONTHNAME4
 Native long name for April.
- LOCALE_SMONTHNAME5
 Native long name for May.
- LOCALE_SMONTHNAME6
 Native long name for June.
- LOCALE_SMONTHNAME7
 Native long name for July.
- LOCALE_SMONTHNAME8
 Native long name for August.
- LOCALE_SMONTHNAME9
 Native long name for September.
- LOCALE_SMONTHNAME10
 Native long name for October.
- LOCALE_SMONTHNAME11
 Native long name for November.
- LOCALE_SMONTHNAME12
 Native long name for December.
- LOCALE_SMONTHNAME13
 Native name for 13th month, if exists.
- LOCALE_SABBREVMONTHNAME1
 Native abbreviated name for January.
- LOCALE_SABBREVMONTHNAME2
 Native abbreviated name for February.
- LOCALE_SABBREVMONTHNAME3
 Native abbreviated name for March.
- LOCALE_SABBREVMONTHNAME4
 Native abbreviated name for April.
- LOCALE_SABBREVMONTHNAME5
 Native abbreviated name for May.
- LOCALE_SABBREVMONTHNAME6
 Native abbreviated name for June.
- LOCALE_SABBREVMONTHNAME7
 Native abbreviated name for July.
- LOCALE_SABBREVMONTHNAME8
 Native abbreviated name for August.
- LOCALE_SABBREVMONTHNAME9
 Native abbreviated name for September.
- LOCALE_SABBREVMONTHNAME10
 Native abbreviated name for October.
- LOCALE_SABBREVMONTHNAME11
 Native abbreviated name for November.
- LOCALE_SABBREVMONTHNAME12
 Native abbreviated name for December.
- LOCALE_SABBREVMONTHNAME13
 Native abbreviated name for 13th month, if exists.
- LOCALE_SPOSITIVESIGN
 String value for the positive sign.
- LOCALE_SNEGATIVESIGN
 String value for the negative sign.
- LOCALE_IPOSSIGNPOSN
 Formatting index for positive values. The maximum number of characters allowed for this string is 2. The index is one of the following values:Value Description 0 Parentheses surround the amount and the monetary symbol. 1 The sign string precedes the amount and the monetary symbol. 2 The sign string succeeds the amount and the monetary symbol. 3 The sign string immediately precedes the monetary symbol. 4 The sign string immediately succeeds the monetary symbol. 
- LOCALE_INEGSIGNPOSN
 Formatting index for the negative sign in currency values. The maximum number of characters allowed for this string is two. The following table shows values for this index.Value Meaning 0 Parentheses surround the amount and the monetary symbol. 1 The sign precedes the number. 2 The sign follows the number. 3 The sign precedes the monetary symbol. 4 The sign follows the monetary symbol. 
- LOCALE_IPOSSYMPRECEDES
 Position of monetary symbol in a positive monetary value. This value is 1 if the monetary symbol precedes the positive amount, 0 if it follows it. The maximum number of characters allowed for this string is 2.
- LOCALE_IPOSSEPBYSPACE
 Separation of monetary symbol in a positive monetary value. This value is 1 if the monetary symbol is separated by a space from a positive amount, 0 if it is not. The maximum number of characters allowed for this string is 2.
- LOCALE_INEGSYMPRECEDES
 Position of monetary symbol in a negative monetary value. This value is 1 if the monetary symbol precedes the negative amount, 0 if it follows it. The maximum number of characters allowed for this string is 2.
- LOCALE_INEGSEPBYSPACE
 Separation of monetary symbol in a negative monetary value. This value is 1 if the monetary symbol is separated by a space from the negative amount, 0 if it is not. The maximum number of characters allowed for this string is 2.
- LOCALE_IPAPERSIZE
 Default paper size associated with the locale. The following table shows the values for this specifier.Value Description 1 US Letter 5 US Legal 8 A3 9 A4 
- LOCALE_NOUSEROVERRIDE
 You can use the OR operator with any other LCTYPE constant in a call to the GetLocaleInfo function. This always causes the function to bypass any user overrides, and return the system default value for the other LCTYPE specified in the function call, based on the given LCID.
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