Definition and Usage
定义和用法

The localeconv() function returns an array containing local numeric and monetary formatting information.
localeconv()函数的作用是：返回当地的数字和货币格式信息。

The localeconv() function will return the following array elements:
localeconv()函数将返回下列数组元素：

• [decimal_point] - Decimal point character
  [decimal_point] – 十进制小数点字符
• [thousands_sep] - Thousands separator
  [thousands_sep] – 千位分隔符
• [int_curr_symbol] - Currency symbol (example: USD)
  [int_curr_symbol] – 货币符号（如：USD）
• [currency_symbol] - Currency symbol (example: $)
  [currency_symbol] – 货币符号（如：$）
• [mon_decimal_point] - Monetary decimal point character
  [mon_decimal_point] – 十进制小数点货币字符
• [mon_thousands_sep] - Monetary thousands separator
  [mon_thousands_sep] – 货币千位分隔符
• [positive_sign] - Positive value character
  [positive_sign] –正值字符
• [negative_sign] - Negative value character
  [negative_sign] – 负值字符
• [int_frac_digits] - International fractional digits
  [int_frac_digits] – 国际通用格式的分数 / 小数
• [frac_digits] - Local fractional digits
  [frac_digits] – 本地通用格式的分数 / 小数
• [p_cs_precedes] - True (1) if currency symbol is placed in front of a positive value, False (0) if it is placed behind
  [p_cs_precedes] – 如果货币符号位于正值之前，则为True（1）；如在正值之后，则为False（0）
• [p_sep_by_space] - True (1) if there is a spaces between the currency symbol and a positive value, False (0) otherwise
  [p_sep_by_space] –如果在货币符号和正值之内含有空格，则为True；否则则为False
• [n_cs_precedes] - True (1) if currency symbol is placed in front of a negative value, False (0) if it is placed behind
  [n_cs_precedes] –如果货币符号位于负值之前，则为True（1）；如在负值之后，则为False（0）
• [n_sep_by_space] - True (1) if there is a spaces between the currency symbol and a negative value, False (0) otherwise
  [n_sep_by_space] -如果在货币符号和负值之内含有空格，则为True；否则则为False
• [p_sign_posn] - Formatting options:
  [p_sign_posn] –格式选项：
  
  • 0 - Parentheses surround the quantity and currency symbol
    0 – 将数量和货币符号写在圆括号内
  • 1 - The + sign is placed in front of the quantity and currency symbol
    1 – 在数量和货币符号之前加上“+”符号
  • 2 - The + sign is placed after the quantity and currency symbol
    2 – 在数量和货币符号之后加上“+”符号
  • 3 - The + sign is placed immediately in front of the currency symbol
    3 – 直接在货币符号之前加上“+”符号
  • 4 - The + sign is placed immediately after the currency symbol
    4 – 直接在货币符号之后加上“+”符号
• [n_sign_posn] - Formatting options:
  [n_sign_posn] –格式选项：
  
  • 0 - Parentheses surround the quantity and currency symbol
    0 – 将数量和货币符号写在圆括号内
  • 1 - The - sign is placed in front of the quantity and currency symbol
    1 – 在数量和货币符号之前加上符号
  • 2 - The - sign is placed after the quantity and currency symbol
    2 – 在数量和货币符号之后加上符号
  • 3 - The - sign is placed immediately in front of the currency symbol
    3 – 直接在货币符号之前加上符号
  • 4 - The - sign is placed immediately after the currency symbol
    4 – 直接在货币符号之后加上符号
• [grouping] - Array displaying how numbers are grouped (example: 3 indicates 1 000 000)
  grouping] – 显示数字组合的形式（如：3 显示 1 000 000）
• [mon_grouping] - Array displaying how monetary numbers are grouped (example: 2 indicates 1 00 00 00)
  [mon_grouping] -显示货币数字组合的形式（如：2显示100 00 00）

Syntax
语法

localeconv()

Tips and Notes
提示

Tip: To define locale settings, see the setlocale() function.
提示：你可以通过setlocale()函数来确定本地属性。

Example
案例

In this example we will find the United States locale numeric formatting information:
在下面的案例中，我们将查找美国当地的用于定义数字格式的信息：

<?php
setlocale(LC_ALL, 'US');
$locale_info = localeconv();
print_r($locale_info);
?>

The output of the code above will be:
上述代码将输出下面的结果：

Array
(
[decimal_point] => .
[thousands_sep] => ,
[int_curr_symbol] => USD
[currency_symbol] => $
[mon_decimal_point] => .
[mon_thousands_sep] => ,
[positive_sign] =>
[negative_sign] => -
[int_frac_digits] => 2
[frac_digits] => 2
[p_cs_precedes] => 1
[p_sep_by_space] => 0
[n_cs_precedes] => 1
[n_sep_by_space] => 0
[p_sign_posn] => 3
[n_sign_posn] => 0
[grouping] => Array ([0] => 3)
[mon_grouping] => Array ([0] => 3)
) 

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