PHP: number_format() function

Last update on October 04 2024 06:03:25 (UTC/GMT +8 hours)

PHP: Format a number with grouped thousands

The number_format() function is used to format a number (Floating number) with grouped thousands.

Version:

(PHP 4 and above)

Syntax:

number_format(number, decimals, dec_point, thousands_sep)

Parameter:

Name	Description	Required / Optional	Type
number	The input number.	Required	Float
decimals	Refer to the number of decimal points.	Optional	Integer
dec_point	Refers the separator of decimal points.	Optional	String
thousands_sep	Refers the thousands separator.	Optional	String

Note: The function accepts one, two, or four parameters (not three).

Return value:

A formatted version of the number.

Value Type: String

Pictorial Presentation

php-string-number_format()

Example:

<?php
$number=100000;
echo number_format($number).'<br>';
echo number_format($number, 2).'<br>';
echo number_format($number, 3).'<br>';
echo number_format($number, 2, ',', '.');
?>

Output:

100,000
100,000.00
100,000.000
100.000,00

View the example in the browser

See also

PHP Function Reference

Previous: nl2br
Next: ord