require_once 'src/Ubench.php';
$bench = new Ubench;
$bench->start();
// Execute some code
$bench->end();
// Get elapsed time and memory
echo $bench->getTime(); // 156ms or 1.123s
echo $bench->getTime(true); // elapsed microtime in float
echo $bench->getTime(false, '%d%s'); // 156ms or 1s
echo $bench->getMemoryPeak(); // 152B or 90.00Kb or 15.23Mb
echo $bench->getMemoryPeak(true); // memory peak in bytes
echo $bench->getMemoryPeak(false, '%.3f%s'); // 152B or 90.152Kb or 15.234Mb
// Returns the memory usage at the end mark
echo $bench->getMemoryUsage(); // 152B or 90.00Kb or 15.23Mb
// Runs `Ubench::start()` and `Ubench::end()` around a callable
// Accepts a callable as the first parameter.  Any additional parameters will be passed to the callable.
$result = $bench->run(function ($x) {
    return $x;
}, 1);
echo $bench->getTime();