Date & Time

date-time.php

<?php
declare(strict_types=1);
ini_set('display_errors', '1');
ini_set('display_startup_errors', '1');
error_reporting(E_ALL);

class time
{
    public function now ( $format = "Y-m-d H:i:s.u" )
    {
        list($microSecond, $second) = explode(" ", microtime());
        $microSecond = substr(str_replace('0.', '', $microSecond), 0, 6);
        $date = new \DateTime (date('Y-m-d H:i:s.' . $microSecond, (int)$second));
        return $date -> format ( $format );
    }

    public function micro ( $get_as_float = true )
    {
        return microtime ( $get_as_float );
    }
}


/**
 * @param \DateTime $from
 * @param \DateTime $to
 * @return array
 * @link https://stackoverflow.com/questions/4312439/php-return-all-dates-between-two-dates-in-an-array#52355368
 */
function getDaysBetweenTwoDates(\DateTime $from, \DateTime $to, $format = null): array
{
    $result = [];
    $to = $to->modify('+1 day');
    $interval = new \DateInterval('P1D');
    $period = new \DatePeriod($from, $interval, $to);
    foreach ($period as $date) {
        if (is_null($format)) {
            $result[] = $date;
        } else {
            $result[] = $date->format("Y-m-d");
        }
    }
    return $result;
}