Php/docs/function.number-format
number_format
(PHP 4, PHP 5, PHP 7)
number_format — Format a number with grouped thousands
Description
number_format
( float $number
[, int $decimals = 0
] ) : string
number_format
( float $number
, int $decimals = 0
, string $dec_point = "."
, string $thousands_sep = ","
) : string
This function accepts either one, two, or four parameters (not three):
If only one parameter is given,
number will be formatted without decimals,
but with a comma (",") between every group of thousands.
If two parameters are given, number will
be formatted with decimals decimals with a
dot (".") in front, and a comma (",") between every group of
thousands.
If all four parameters are given, number
will be formatted with decimals decimals,
dec_point instead of a dot (".") before
the decimals and thousands_sep instead of
a comma (",") between every group of thousands.
Parameters
number- The number being formatted.
decimals- Sets the number of decimal points.
dec_point- Sets the separator for the decimal point.
thousands_sep- Sets the thousands separator.
Return Values
A formatted version of number.
Changelog
| Version | Description |
|---|---|
| 7.2.0 | number_format() was changed to not being able to return
|
Examples
Example #1 number_format() Example
For instance, French notation usually use two decimals, comma (',') as decimal separator, and space (' ') as thousand separator. The following example demonstrates various ways to format a number:
<?php$number = 1234.56;// english notation (default)$english_format_number = number_format($number);// 1,235// French notation$nombre_format_francais = number_format($number, 2, ',', ' ');// 1 234,56$number = 1234.5678;// english notation without thousands separator$english_format_number = number_format($number, 2, '.', );// 1234.57?>
See Also
- money_format() - Formats a number as a currency string
- sprintf() - Return a formatted string
- printf() - Output a formatted string
- sscanf() - Parses input from a string according to a format
