PHP字符串函数nl_langinfo()的用法(php字符串定义)

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(PHP 4 >= 4.1.0, PHP 5)

nl_langinfo — Query language and locale information

nl_langinfo() is used to access individual elements of the locale categories. Unlike localeconv(), which returns all of the elements, nl_langinfo() allows you to select any specific element.

item

item may be an integer value of the element or the constant name of the element. The following is a list of constant names for item that may be used and their description. Some of these constants may not be defined or hold no value for certain locales. nl_langinfo Constants Constant Description LC_TIME Category Constants ABDAY_(1-7) Abbreviated name of n-th day of the week. DAY_(1-7) Name of the n-th day of the week (DAY_1 = Sunday). ABMON_(1-) Abbreviated name of the n-th month of the year. MON_(1-) Name of the n-th month of the year. AM_STR String for Ante meridian. PM_STR String for Post meridian. D_T_FMT String that can be used as the format string for strftime() to represent time and date. D_FMT String that can be used as the format string for strftime() to represent date. T_FMT String that can be used as the format string for strftime() to represent time. T_FMT_AMPM String that can be used as the format string for strftime() to represent time in -hour format with ante/post meridian. ERA Alternate era. ERA_YEAR Year in alternate era format. ERA_D_T_FMT Date and time in alternate era format (string can be used in strftime()). ERA_D_FMT Date in alternate era format (string can be used in strftime()). ERA_T_FMT Time in alternate era format (string can be used in strftime()). LC_MONETARY Category Constants INT_CURR_SYMBOL International currency symbol. CURRENCY_SYMBOL Local currency symbol. CRNCYSTR Same value as CURRENCY_SYMBOL. MON_DECIMAL_POINT Decimal point character. MON_THOUSANDS_SEP Thousands separator (groups of three digits). MON_GROUPING Like "grouping" element. POSITIVE_SIGN Sign for positive values. NEGATIVE_SIGN Sign for negative values. INT_FRAC_DIGITS International fractional digits. FRAC_DIGITS Local fractional digits. P_CS_PRECEDES Returns 1 if CURRENCY_SYMBOL precedes a positive value. P_SEP_BY_SPACE Returns 1 if a space separates CURRENCY_SYMBOL from a positive value. N_CS_PRECEDES Returns 1 if CURRENCY_SYMBOL precedes a negative value. N_SEP_BY_SPACE Returns 1 if a space separates CURRENCY_SYMBOL from a negative value. P_SIGN_POSN Returns 0 if parentheses surround the quantity and CURRENCY_SYMBOL. Returns 1 if the sign string precedes the quantity and CURRENCY_SYMBOL. Returns 2 if the sign string follows the quantity and CURRENCY_SYMBOL. Returns 3 if the sign string immediately precedes the CURRENCY_SYMBOL. Returns 4 if the sign string immediately follows the CURRENCY_SYMBOL. N_SIGN_POSN LC_NUMERIC Category Constants DECIMAL_POINT Decimal point character. RADIXCHAR Same value as DECIMAL_POINT. THOUSANDS_SEP Separator character for thousands (groups of three digits). THOUSEP Same value as THOUSANDS_SEP. GROUPING LC_MESSAGES Category Constants YESEXPR Regex string for matching "yes" input. NOEXPR Regex string for matching "no" input. YESSTR Output string for "yes". NOSTR Output string for "no". LC_CTYPE Category Constants CODESET Return a string with the name of the character encoding.

Returns the element as a string, or FALSE if item is not valid.

Note: 此函数未在 Windows 平台下实现。

setlocale() - Set locale information localeconv() - Get numeric formatting information

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