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Internationalization Functions

• Introduction
• Installing/Configuring
  • Requirements
  • Installation
  • Runtime Configuration
  • Resource Types
• Predefined Constants
• Examples
  • Basic usage of this extension
• Collator — The Collator class
  • Collator::asort — Sort array maintaining index association
  • Collator::compare — Compare two Unicode strings
  • Collator::__construct — Create a collator
  • Collator::create — Create a collator
  • Collator::getAttribute — Get collation attribute value
  • Collator::getErrorCode — Get collator's last error code
  • Collator::getErrorMessage — Get text for collator's last error code
  • Collator::getLocale — Get the locale name of the collator
  • Collator::getSortKey — Get sorting key for a string
  • Collator::getStrength — Get current collation strength
  • Collator::setAttribute — Set collation attribute
  • Collator::setStrength — Set collation strength
  • Collator::sortWithSortKeys — Sort array using specified collator and sort keys
  • Collator::sort — Sort array using specified collator
• NumberFormatter — The NumberFormatter class
  • NumberFormatter::create — Create a number formatter
  • NumberFormatter::formatCurrency — Format a currency value
  • NumberFormatter::format — Format a number
  • NumberFormatter::getAttribute — Get an attribute
  • NumberFormatter::getErrorCode — Get formatter's last error code
  • NumberFormatter::getErrorMessage — Get formatter's last error message
  • NumberFormatter::getLocale — Get formatter locale
  • NumberFormatter::getPattern — Get formatter pattern
  • NumberFormatter::getSymbol — Get a symbol value
  • NumberFormatter::getTextAttribute — Get a text attribute
  • NumberFormatter::parseCurrency — Parse a currency number
  • NumberFormatter::parse — Parse a number
  • NumberFormatter::setAttribute — Set an attribute
  • NumberFormatter::setPattern — Set formatter pattern
  • NumberFormatter::setSymbol — Set a symbol value
  • NumberFormatter::setTextAttribute — Set a text attribute
• Locale — The Locale class
  • Locale::acceptFromHttp — Tries to find out best available locale based on HTTP "Accept-Language" header
  • Locale::canonicalize — Canonicalize the locale string
  • Locale::composeLocale — Returns a correctly ordered and delimited locale ID
  • Locale::filterMatches — Checks if a language tag filter matches with locale
  • Locale::getAllVariants — Gets the variants for the input locale
  • Locale::getDefault — Gets the default locale value from the INTL global 'default_locale'
  • Locale::getDisplayLanguage — Returns an appropriately localized display name for language of the inputlocale
  • Locale::getDisplayName — Returns an appropriately localized display name for the input locale
  • Locale::getDisplayRegion — Returns an appropriately localized display name for region of the input locale
  • Locale::getDisplayScript — Returns an appropriately localized display name for script of the input locale
  • Locale::getDisplayVariant — Returns an appropriately localized display name for variants of the input locale
  • Locale::getKeywords — Gets the keywords for the input locale
  • Locale::getPrimaryLanguage — Gets the primary language for the input locale
  • Locale::getRegion — Gets the region for the input locale
  • Locale::getScript — Gets the script for the input locale
  • Locale::lookup — Searches the language tag list for the best match to the language
  • Locale::parseLocale — Returns a key-value array of locale ID subtag elements
  • Locale::setDefault — Sets the default runtime locale
• Normalizer — The Normalizer class
  • Normalizer::getRawDecomposition — Gets the Decomposition_Mapping property for the given UTF-8 encoded code point
  • Normalizer::isNormalized — Checks if the provided string is already in the specified normalization form
  • Normalizer::normalize — Normalizes the input provided and returns the normalized string
• MessageFormatter — The MessageFormatter class
  • MessageFormatter::create — Constructs a new Message Formatter
  • MessageFormatter::formatMessage — Quick format message
  • MessageFormatter::format — Format the message
  • MessageFormatter::getErrorCode — Get the error code from last operation
  • MessageFormatter::getErrorMessage — Get the error text from the last operation
  • MessageFormatter::getLocale — Get the locale for which the formatter was created
  • MessageFormatter::getPattern — Get the pattern used by the formatter
  • MessageFormatter::parseMessage — Quick parse input string
  • MessageFormatter::parse — Parse input string according to pattern
  • MessageFormatter::setPattern — Set the pattern used by the formatter
• IntlCalendar — The IntlCalendar class
  • IntlCalendar::add — Add a (signed) amount of time to a field
  • IntlCalendar::after — Whether this objectʼs time is after that of the passed object
  • IntlCalendar::before — Whether this objectʼs time is before that of the passed object
  • IntlCalendar::clear — Clear a field or all fields
  • IntlCalendar::__construct — Private constructor for disallowing instantiation
  • IntlCalendar::createInstance — Create a new IntlCalendar
  • IntlCalendar::equals — Compare time of two IntlCalendar objects for equality
  • IntlCalendar::fieldDifference — Calculate difference between given time and this objectʼs time
  • IntlCalendar::fromDateTime — Create an IntlCalendar from a DateTime object or string
  • IntlCalendar::get — Get the value for a field
  • IntlCalendar::getActualMaximum — The maximum value for a field, considering the objectʼs current time
  • IntlCalendar::getActualMinimum — The minimum value for a field, considering the objectʼs current time
  • IntlCalendar::getAvailableLocales — Get array of locales for which there is data
  • IntlCalendar::getDayOfWeekType — Tell whether a day is a weekday, weekend or a day that has a transition between the two
  • IntlCalendar::getErrorCode — Get last error code on the object
  • IntlCalendar::getErrorMessage — Get last error message on the object
  • IntlCalendar::getFirstDayOfWeek — Get the first day of the week for the calendarʼs locale
  • IntlCalendar::getGreatestMinimum — Get the largest local minimum value for a field
  • IntlCalendar::getKeywordValuesForLocale — Get set of locale keyword values
  • IntlCalendar::getLeastMaximum — Get the smallest local maximum for a field
  • IntlCalendar::getLocale — Get the locale associated with the object
  • IntlCalendar::getMaximum — Get the global maximum value for a field
  • IntlCalendar::getMinimalDaysInFirstWeek — Get minimal number of days the first week in a year or month can have
  • IntlCalendar::getMinimum — Get the global minimum value for a field
  • IntlCalendar::getNow — Get number representing the current time
  • IntlCalendar::getRepeatedWallTimeOption — Get behavior for handling repeating wall time
  • IntlCalendar::getSkippedWallTimeOption — Get behavior for handling skipped wall time
  • IntlCalendar::getTime — Get time currently represented by the object
  • IntlCalendar::getTimeZone — Get the objectʼs timezone
  • IntlCalendar::getType — Get the calendar type
  • IntlCalendar::getWeekendTransition — Get time of the day at which weekend begins or ends
  • IntlCalendar::inDaylightTime — Whether the objectʼs time is in Daylight Savings Time
  • IntlCalendar::isEquivalentTo — Whether another calendar is equal but for a different time
  • IntlCalendar::isLenient — Whether date/time interpretation is in lenient mode
  • IntlCalendar::isSet — Whether a field is set
  • IntlCalendar::isWeekend — Whether a certain date/time is in the weekend
  • IntlCalendar::roll — Add value to field without carrying into more significant fields
  • IntlCalendar::set — Set a time field or several common fields at once
  • IntlCalendar::setFirstDayOfWeek — Set the day on which the week is deemed to start
  • IntlCalendar::setLenient — Set whether date/time interpretation is to be lenient
  • IntlCalendar::setMinimalDaysInFirstWeek — Set minimal number of days the first week in a year or month can have
  • IntlCalendar::setRepeatedWallTimeOption — Set behavior for handling repeating wall times at negative timezone offset transitions
  • IntlCalendar::setSkippedWallTimeOption — Set behavior for handling skipped wall times at positive timezone offset transitions
  • IntlCalendar::setTime — Set the calendar time in milliseconds since the epoch
  • IntlCalendar::setTimeZone — Set the timezone used by this calendar
  • IntlCalendar::toDateTime — Convert an IntlCalendar into a DateTime object
• IntlGregorianCalendar — The IntlGregorianCalendar class
  • IntlGregorianCalendar::__construct — Create the Gregorian Calendar class
  • IntlGregorianCalendar::getGregorianChange — Get the Gregorian Calendar change date
  • IntlGregorianCalendar::isLeapYear — Determine if the given year is a leap year
  • IntlGregorianCalendar::setGregorianChange — Set the Gregorian Calendar the change date
• IntlTimeZone — The IntlTimeZone class
  • IntlTimeZone::countEquivalentIDs — Get the number of IDs in the equivalency group that includes the given ID
  • IntlTimeZone::createDefault — Create a new copy of the default timezone for this host
  • IntlTimeZone::createEnumeration — Get an enumeration over time zone IDs associated with the given country or offset
  • IntlTimeZone::createTimeZone — Create a timezone object for the given ID
  • IntlTimeZone::createTimeZoneIDEnumeration — Get an enumeration over system time zone IDs with the given filter conditions
  • IntlTimeZone::fromDateTimeZone — Create a timezone object from DateTimeZone
  • IntlTimeZone::getCanonicalID — Get the canonical system timezone ID or the normalized custom time zone ID for the given time zone ID
  • IntlTimeZone::getDisplayName — Get a name of this time zone suitable for presentation to the user
  • IntlTimeZone::getDSTSavings — Get the amount of time to be added to local standard time to get local wall clock time
  • IntlTimeZone::getEquivalentID — Get an ID in the equivalency group that includes the given ID
  • IntlTimeZone::getErrorCode — Get last error code on the object
  • IntlTimeZone::getErrorMessage — Get last error message on the object
  • IntlTimeZone::getGMT — Create GMT (UTC) timezone
  • IntlTimeZone::getID — Get timezone ID
  • IntlTimeZone::getIDForWindowsID — Translate a Windows timezone into a system timezone
  • IntlTimeZone::getOffset — Get the time zone raw and GMT offset for the given moment in time
  • IntlTimeZone::getRawOffset — Get the raw GMT offset (before taking daylight savings time into account
  • IntlTimeZone::getRegion — Get the region code associated with the given system time zone ID
  • IntlTimeZone::getTZDataVersion — Get the timezone data version currently used by ICU
  • IntlTimeZone::getUnknown — Get the "unknown" time zone
  • IntlTimeZone::getWindowsID — Translate a system timezone into a Windows timezone
  • IntlTimeZone::hasSameRules — Check if this zone has the same rules and offset as another zone
  • IntlTimeZone::toDateTimeZone — Convert to DateTimeZone object
  • IntlTimeZone::useDaylightTime — Check if this time zone uses daylight savings time
• IntlDateFormatter — The IntlDateFormatter class
  • IntlDateFormatter::create — Create a date formatter
  • IntlDateFormatter::format — Format the date/time value as a string
  • IntlDateFormatter::formatObject — Formats an object
  • IntlDateFormatter::getCalendar — Get the calendar type used for the IntlDateFormatter
  • IntlDateFormatter::getDateType — Get the datetype used for the IntlDateFormatter
  • IntlDateFormatter::getErrorCode — Get the error code from last operation
  • IntlDateFormatter::getErrorMessage — Get the error text from the last operation
  • IntlDateFormatter::getLocale — Get the locale used by formatter
  • IntlDateFormatter::getPattern — Get the pattern used for the IntlDateFormatter
  • IntlDateFormatter::getTimeType — Get the timetype used for the IntlDateFormatter
  • IntlDateFormatter::getTimeZoneId — Get the timezone-id used for the IntlDateFormatter
  • IntlDateFormatter::getCalendarObject — Get copy of formatterʼs calendar object
  • IntlDateFormatter::getTimeZone — Get formatterʼs timezone
  • IntlDateFormatter::isLenient — Get the lenient used for the IntlDateFormatter
  • IntlDateFormatter::localtime — Parse string to a field-based time value
  • IntlDateFormatter::parse — Parse string to a timestamp value
  • IntlDateFormatter::setCalendar — Sets the calendar type used by the formatter
  • IntlDateFormatter::setLenient — Set the leniency of the parser
  • IntlDateFormatter::setPattern — Set the pattern used for the IntlDateFormatter
  • IntlDateFormatter::setTimeZoneId — Sets the time zone to use
  • IntlDateFormatter::setTimeZone — Sets formatterʼs timezone
• ResourceBundle — The ResourceBundle class
  • ResourceBundle::count — Get number of elements in the bundle
  • ResourceBundle::create — Create a resource bundle
  • ResourceBundle::getErrorCode — Get bundle's last error code
  • ResourceBundle::getErrorMessage — Get bundle's last error message
  • ResourceBundle::get — Get data from the bundle
  • ResourceBundle::getLocales — Get supported locales
• Spoofchecker — The Spoofchecker class
  • Spoofchecker::areConfusable — Checks if given strings can be confused
  • Spoofchecker::__construct — Constructor
  • Spoofchecker::isSuspicious — Checks if a given text contains any suspicious characters
  • Spoofchecker::setAllowedLocales — Locales to use when running checks
  • Spoofchecker::setChecks — Set the checks to run
• Transliterator — The Transliterator class
  • Transliterator::__construct — Private constructor to deny instantiation
  • Transliterator::create — Create a transliterator
  • Transliterator::createFromRules — Create transliterator from rules
  • Transliterator::createInverse — Create an inverse transliterator
  • Transliterator::getErrorCode — Get last error code
  • Transliterator::getErrorMessage — Get last error message
  • Transliterator::listIDs — Get transliterator IDs
  • Transliterator::transliterate — Transliterate a string
• IntlBreakIterator — The IntlBreakIterator class
  • IntlBreakIterator::__construct — Private constructor for disallowing instantiation
  • IntlBreakIterator::createCharacterInstance — Create break iterator for boundaries of combining character sequences
  • IntlBreakIterator::createCodePointInstance — Create break iterator for boundaries of code points
  • IntlBreakIterator::createLineInstance — Create break iterator for logically possible line breaks
  • IntlBreakIterator::createSentenceInstance — Create break iterator for sentence breaks
  • IntlBreakIterator::createTitleInstance — Create break iterator for title-casing breaks
  • IntlBreakIterator::createWordInstance — Create break iterator for word breaks
  • IntlBreakIterator::current — Get index of current position
  • IntlBreakIterator::first — Set position to the first character in the text
  • IntlBreakIterator::following — Advance the iterator to the first boundary following specified offset
  • IntlBreakIterator::getErrorCode — Get last error code on the object
  • IntlBreakIterator::getErrorMessage — Get last error message on the object
  • IntlBreakIterator::getLocale — Get the locale associated with the object
  • IntlBreakIterator::getPartsIterator — Create iterator for navigating fragments between boundaries
  • IntlBreakIterator::getText — Get the text being scanned
  • IntlBreakIterator::isBoundary — Tell whether an offset is a boundaryʼs offset
  • IntlBreakIterator::last — Set the iterator position to index beyond the last character
  • IntlBreakIterator::next — Advance the iterator the next boundary
  • IntlBreakIterator::preceding — Set the iterator position to the first boundary before an offset
  • IntlBreakIterator::previous — Set the iterator position to the boundary immediately before the current
  • IntlBreakIterator::setText — Set the text being scanned
• IntlRuleBasedBreakIterator — The IntlRuleBasedBreakIterator class
  • IntlRuleBasedBreakIterator::__construct — Create iterator from ruleset
  • IntlRuleBasedBreakIterator::getBinaryRules — Get the binary form of compiled rules
  • IntlRuleBasedBreakIterator::getRules — Get the rule set used to create this object
  • IntlRuleBasedBreakIterator::getRuleStatus — Get the largest status value from the break rules that determined the current break position
  • IntlRuleBasedBreakIterator::getRuleStatusVec — Get the status values from the break rules that determined the current break position
• IntlCodePointBreakIterator — The IntlCodePointBreakIterator class
  • IntlCodePointBreakIterator::getLastCodePoint — Get last code point passed over after advancing or receding the iterator
• IntlPartsIterator — The IntlPartsIterator class
  • IntlPartsIterator::getBreakIterator — Get IntlBreakIterator backing this parts iterator
• UConverter — The UConverter class
  • UConverter::__construct — Create UConverter object
  • UConverter::convert — Convert string from one charset to another
  • UConverter::fromUCallback — Default "from" callback function
  • UConverter::getAliases — Get the aliases of the given name
  • UConverter::getAvailable — Get the available canonical converter names
  • UConverter::getDestinationEncoding — Get the destination encoding
  • UConverter::getDestinationType — Get the destination converter type
  • UConverter::getErrorCode — Get last error code on the object
  • UConverter::getErrorMessage — Get last error message on the object
  • UConverter::getSourceEncoding — Get the source encoding
  • UConverter::getSourceType — Get the source convertor type
  • UConverter::getStandards — Get standards associated to converter names
  • UConverter::getSubstChars — Get substitution chars
  • UConverter::reasonText — Get string representation of the callback reason
  • UConverter::setDestinationEncoding — Set the destination encoding
  • UConverter::setSourceEncoding — Set the source encoding
  • UConverter::setSubstChars — Set the substitution chars
  • UConverter::toUCallback — Default "to" callback function
  • UConverter::transcode — Convert string from one charset to another
• Grapheme Functions
  • grapheme_extract — Function to extract a sequence of default grapheme clusters from a text buffer, which must be encoded in UTF-8
  • grapheme_stripos — Find position (in grapheme units) of first occurrence of a case-insensitive string
  • grapheme_stristr — Returns part of haystack string from the first occurrence of case-insensitive needle to the end of haystack
  • grapheme_strlen — Get string length in grapheme units
  • grapheme_strpos — Find position (in grapheme units) of first occurrence of a string
  • grapheme_strripos — Find position (in grapheme units) of last occurrence of a case-insensitive string
  • grapheme_strrpos — Find position (in grapheme units) of last occurrence of a string
  • grapheme_strstr — Returns part of haystack string from the first occurrence of needle to the end of haystack
  • grapheme_substr — Return part of a string
• IDN Functions
  • idn_to_ascii — Convert domain name to IDNA ASCII form
  • idn_to_utf8 — Convert domain name from IDNA ASCII to Unicode
• IntlChar
  • IntlChar::charAge — Get the "age" of the code point
  • IntlChar::charDigitValue — Get the decimal digit value of a decimal digit character
  • IntlChar::charDirection — Get bidirectional category value for a code point
  • IntlChar::charFromName — Find Unicode character by name and return its code point value
  • IntlChar::charMirror — Get the "mirror-image" character for a code point
  • IntlChar::charName — Retrieve the name of a Unicode character
  • IntlChar::charType — Get the general category value for a code point
  • IntlChar::chr — Return Unicode character by code point value
  • IntlChar::digit — Get the decimal digit value of a code point for a given radix
  • IntlChar::enumCharNames — Enumerate all assigned Unicode characters within a range
  • IntlChar::enumCharTypes — Enumerate all code points with their Unicode general categories
  • IntlChar::foldCase — Perform case folding on a code point
  • IntlChar::forDigit — Get character representation for a given digit and radix
  • IntlChar::getBidiPairedBracket — Get the paired bracket character for a code point
  • IntlChar::getBlockCode — Get the Unicode allocation block containing a code point
  • IntlChar::getCombiningClass — Get the combining class of a code point
  • IntlChar::getFC_NFKC_Closure — Get the FC_NFKC_Closure property for a code point
  • IntlChar::getIntPropertyMaxValue — Get the max value for a Unicode property
  • IntlChar::getIntPropertyMinValue — Get the min value for a Unicode property
  • IntlChar::getIntPropertyValue — Get the value for a Unicode property for a code point
  • IntlChar::getNumericValue — Get the numeric value for a Unicode code point
  • IntlChar::getPropertyEnum — Get the property constant value for a given property name
  • IntlChar::getPropertyName — Get the Unicode name for a property
  • IntlChar::getPropertyValueEnum — Get the property value for a given value name
  • IntlChar::getPropertyValueName — Get the Unicode name for a property value
  • IntlChar::getUnicodeVersion — Get the Unicode version
  • IntlChar::hasBinaryProperty — Check a binary Unicode property for a code point
  • IntlChar::isalnum — Check if code point is an alphanumeric character
  • IntlChar::isalpha — Check if code point is a letter character
  • IntlChar::isbase — Check if code point is a base character
  • IntlChar::isblank — Check if code point is a "blank" or "horizontal space" character
  • IntlChar::iscntrl — Check if code point is a control character
  • IntlChar::isdefined — Check whether the code point is defined
  • IntlChar::isdigit — Check if code point is a digit character
  • IntlChar::isgraph — Check if code point is a graphic character
  • IntlChar::isIDIgnorable — Check if code point is an ignorable character
  • IntlChar::isIDPart — Check if code point is permissible in an identifier
  • IntlChar::isIDStart — Check if code point is permissible as the first character in an identifier
  • IntlChar::isISOControl — Check if code point is an ISO control code
  • IntlChar::isJavaIDPart — Check if code point is permissible in a Java identifier
  • IntlChar::isJavaIDStart — Check if code point is permissible as the first character in a Java identifier
  • IntlChar::isJavaSpaceChar — Check if code point is a space character according to Java
  • IntlChar::islower — Check if code point is a lowercase letter
  • IntlChar::isMirrored — Check if code point has the Bidi_Mirrored property
  • IntlChar::isprint — Check if code point is a printable character
  • IntlChar::ispunct — Check if code point is punctuation character
  • IntlChar::isspace — Check if code point is a space character
  • IntlChar::istitle — Check if code point is a titlecase letter
  • IntlChar::isUAlphabetic — Check if code point has the Alphabetic Unicode property
  • IntlChar::isULowercase — Check if code point has the Lowercase Unicode property
  • IntlChar::isupper — Check if code point has the general category "Lu" (uppercase letter)
  • IntlChar::isUUppercase — Check if code point has the Uppercase Unicode property
  • IntlChar::isUWhiteSpace — Check if code point has the White_Space Unicode property
  • IntlChar::isWhitespace — Check if code point is a whitespace character according to ICU
  • IntlChar::isxdigit — Check if code point is a hexadecimal digit
  • IntlChar::ord — Return Unicode code point value of character
  • IntlChar::tolower — Make Unicode character lowercase
  • IntlChar::totitle — Make Unicode character titlecase
  • IntlChar::toupper — Make Unicode character uppercase
• IntlException — Exception class for intl errors
• IntlIterator — The IntlIterator class
  • IntlIterator::current — Get the current element
  • IntlIterator::key — Get the current key
  • IntlIterator::next — Move forward to the next element
  • IntlIterator::rewind — Rewind the iterator to the first element
  • IntlIterator::valid — Check if current position is valid
• intl Functions
  • intl_error_name — Get symbolic name for a given error code
  • intl_get_error_code — Get the last error code
  • intl_get_error_message — Get description of the last error
  • intl_is_failure — Check whether the given error code indicates failure