Get time elapse of a function

timeIt.php

<?php

function timeIt(
    callable $callable,
    array $params = [],
    int $maxLoop = 1000,
    bool $returnValue = false
) {
    $start = microtime(true);

    for ($i = 0; $i < $maxLoop; $i++) {
        $callable(...$params);
    }

    $timeElapsed = microtime(true) - $start;
    $timeElapsed = sprintf('%f', $timeElapsed);

    if ($returnValue) {
        return $timeElapsed;
    } else {
        echo $timeElapsed . " s \n";
    }
}