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PHP ceil() Function

PHP Math Reference PHP Math Reference

Example

Round numbers up to the nearest integer:

<?php
echo(ceil(0.60) . "<br>");
echo(ceil(0.40) . "<br>");
echo(ceil(5) . "<br>");
echo(ceil(5.1) . "<br>");
echo(ceil(-5.1) . "<br>");
echo(ceil(-5.9));
?>

Run example »

Definition and Usage

The ceil() function rounds a number UP to the nearest integer, if necessary.

Tip: To round a number DOWN to the nearest integer, look at the floor() function.

Tip: To round a floating-point number, look at the round() function.


Syntax

ceil(number);

Parameter Description
number Required. Specifies the value to round up

Technical Details

Return Value: The value rounded up to the nearest integer
Return Type: Float
PHP Version: 4+


PHP Math Reference PHP Math Reference

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