Valor min 1 php

min función en php

<?php
echo(min(2,4,6,8,10) . "<br>"); # output: 2
echo(min(22,14,68,18,15) . "<br>"); # output: 14
echo(min(array(4,6,8,10)) . "<br>"); # output: 4
echo(min(array(44,16,81,12))); # output: 12
?>