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@ 2013-05-09T23:05:48Z

<?php

function foo() {
    return 12;
}

$s = microtime(true);
for ($i = 0; $i < 1000; $i++) {
    $str = '';
    for ($k = 0; $k < 280; $k++) {
		$str .= chr(foo());
    }
}
$e = microtime(true);

echo ($e - $s) . " Seconds\n";

Output
Performance
VLD
References
Branches

chr: documentation ( source)
microtime: documentation ( source)

preferences:dark modelive preview

37.98 ms | 402 KiB | 5 Q