programming-examples/php/Math/PHP script which rounds the following values with 1 decimal digit precision..php

<?php
echo round( 1.65, 1, PHP_ROUND_HALF_UP)."\n";   //  1.7
echo round( 1.65, 1, PHP_ROUND_HALF_DOWN)."\n"; //  1.6
echo round(-1.54, 1, PHP_ROUND_HALF_EVEN)."\n"; // -1.5
?>