INTL_ICU_VERSION
(string) INTL_MAX_LOCALE_LEN
(int) IDNA_DEFAULT
(int) IDNA_ALLOW_UNASSIGNED
(int) IDNA_USE_STD3_RULES
(int) IDNA_CHECK_BIDI
(int) IDNA_CHECK_CONTEXTJ
(int) IDNA_NONTRANSITIONAL_TO_ASCII
(int) IDNA_NONTRANSITIONAL_TO_UNICODE
(int) INTL_IDNA_VARIANT_2003
(int) INTL_IDNA_VARIANT_UTS46
(int) Следующие ошибки — часть битовой маски, которую возвращает алгоритм UTS #46 в функциях idn_to_utf8() и idn_to_ascii().
IDNA_ERROR_EMPTY_LABEL
(int) IDNA_ERROR_LABEL_TOO_LONG
(int) IDNA_ERROR_DOMAIN_NAME_TOO_LONG
(int) IDNA_ERROR_LEADING_HYPHEN
(int) IDNA_ERROR_TRAILING_HYPHEN
(int) IDNA_ERROR_HYPHEN_3_4
(int) IDNA_ERROR_LEADING_COMBINING_MARK
(int) IDNA_ERROR_DISALLOWED
(int) IDNA_ERROR_PUNYCODE
(int) IDNA_ERROR_LABEL_HAS_DOT
(int) IDNA_ERROR_INVALID_ACE_LABEL
(int) IDNA_ERROR_BIDI
(int) IDNA_ERROR_CONTEXTJ
(int)