Overview
KB
Technical FAQ
PHP Manual
CSS2 Manual
HTML Manual
JS Guide
JS Reference
PhpDock Manual
Nu-Coder Manual
PhpExpress Manual
PHP Joomla
Development
Learn PHP
 
<expm1fmod>
Last updated: Tue, 19 Sep 2006

floor

(PHP 3, PHP 4, PHP 5)

floor -- Round fractions down

Description

float floor ( float value )

Returns the next lowest integer value by rounding down value if necessary. The return value of floor() is still of type float because the value range of float is usually bigger than that of integer.

Example 1. floor() example

<?php
echo floor(4.3);   // 4
echo floor(9.999); // 9
?>

See also ceil() and round().




<expm1fmod>
Last updated: Tue, 19 Sep 2006