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9년 전
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number_format 함수를 사용하세요..
설명서와 사용예입니다.
Purpose: Format a number with grouped thousands
Usage: string number_format (float number [, int decimals [, string dec_point [, string thousands_sep]]])
Availability: PHP 3, PHP 4 >= 4.0.0
number_format() returns a formatted version of number. This function accepts either one, two or four parameters (not three):
If only one parameter is given, Number will be formatted without decimals, but with a comma (",") between every group of thousands.
If two parameters are given, number will be formatted with decimals decimals with a dot (".") in front, and a comma (",") between every group of thousands.
If all four parameters are given, number will be formatted with decimals decimals, dec_point instead of a dot (".") before the decimals and thousands_sep instead of a comma (",") between every group of thousands.
Note: Only the first character of thousands_sep is used. For example, if you use foo as thousands_sep on the number 1000, number_format() will return 1f000.
Example 1. number_format() Example
For instance, French notation usually use two decimals, comma (',') as decimal separator, and space (' ') as thousand separator. This is achieved with this line :
$number = 1234.56;
// english notation (default)
$english_format_number = number_format($number);
// 1,234.56
// French notation
$nombre_format_francais = number_format($number, 2, ',', ' ');
// 1 234,56
$number = 1234.5678;
// english notation without thousands seperator
$english_format_number = number_format($number, 2, '.', '');
// 1234.56
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