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PHP fmod() Function

PHP Math Reference PHP Math Reference

Example

Return the remainder of x/y:

<?php
$x = 7;
$y = 2;
$result = fmod($x,$y);
echo $result;
// $result equals 1, because 2 * 3 + 1 = 7
?>

Run example »

Definition and Usage

The fmod() function returns the remainder (modulo) of x/y.


Syntax

fmod(x,y);

Parameter Description
x Required. Specifies the dividend
y Required. Specifies the divisor

Technical Details

Return Value: The floating point remainder of x/y
Return Type: Float
PHP Version: 4.2+

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