PHP ceil() function

Complete PHP Math Reference

Definition and Usage

The ceil() function returns the value of a number rounded UPWARDS to the nearest integer.

Syntax

ceil(x)

Example

In the following example we will use the ceil() function on different numbers:

<?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))
?>

The output of the code above will be:

1
1
5
6
-5
-5

Complete PHP Math Reference

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