<?php error_reporting(E_ALL); ini_set('display_errors', 1); function calcmem($n) { return round(pow($n, 2) / (8 * 1024 * 1024), 2); } function println($str) { echo $str."\n"; } $n = 100000; println(calcmem($n).' Mo');; println($n * $n); println(8*1024*1024); println(($n*$n)/(8*1024*1024)); echo round(($n * $n) / (8*1024*1024), 2);
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