- floor: documentation ( source)
- ceil: documentation ( source)
<?php
$number = 1.31;
$int = floor($number);
$float = $number-$int;
if ($float*10 < 3.1)
$result = $int;
else
$result = ceil($number);
echo $number." becomes ".$result."\n";
$number = 1.3;
$int = floor($number);
$float = $number-$int;
if ($float*10 < 3.1)
$result = $int;
else
$result = ceil($number);
echo $number." becomes ".$result;