PHP/Math/floor
float floor ( float num ) rounds it to the nearest integer below its current value
<source lang="html4strict">
$number = floor(11.1); // 11
$number = floor(11.9); // 11 $number = floor(11); // 11 </source>
<source lang="html4strict">
$number = floor(11.1); // 11
$number = floor(11.9); // 11 $number = floor(11); // 11 </source>