Online PHP editor | perf for fnj67

@ 2019-05-29T15:47:42Z

<?php


if (!function_exists('easter_date')) {
    /**
     * @see https://github.com/steinger/easter-date/blob/master/easter.php
     * @return int unix timestamp of the day of easter
     */
    function easter_date(int $year): int {
        $J = date('Y', mktime(0, 0, 0, 1, 1, $year));
        $K = floor( $J/ 100 );
        $M = 15 + floor(( 3*$K+3 ) / 4 ) - floor(( 8*$K+13 ) / 25 );
        $S = 2 - floor(( 3*$K+3 ) / 4 );
        $A = $J%19;
        $D = ( 19 * $A + $M) % 30;
        $R = floor( $D / 29 ) + ( floor( $D / 28 ) - floor( $D / 29 )) * floor( $A / 11 );
        $OG = 21 + $D - $R;
        $SZ = 7 - ( ($J + floor( $J / 4 ) + $S ) % 7 );
        $OE = 7 - ( ($OG - $SZ) % 7 );
        $OS = $OG + $OE;
        
        return mktime(0,0,0,3,$OS,$J);
    }
}


//observed closures
$closures = [
    '2017' => [
        '2017-08-28',
        '2017-08-29',
        '2017-08-30',
        '2017-08-31',
        '2017-09-01'
    ]
];
file_put_contents(Holiday::CLOSURES_FILE, '<?php return ' . var_export($closures, true) . ';');

class Holiday
{
    
    public const CLOSURES_FILE = '/tmp/closures.php';
    
    private static $closuresLoaded = false;
    
    /**
     * date format = N (1 = Monday, ...)
     * @var array
     */
    private static $workingDays = [1, 2, 3, 4, 5]; 
    
    private static $observableHolidays = [];

    /**
     * Is submitted date a holiday?
     *
     * @param DateTime $date
     * @return bool
     */
    public static function isHoliday(\DateTimeInterface $date): bool
    {
        $holidays = self::getHolidays($date);

        return \array_key_exists($date->format('Y-m-d'), \array_flip($holidays[$date->format('Y')]));
    }

    public static function isWorkDay(\DateTimeInterface $date): bool
    {
        if (!\in_array($date->format('N'), self::$workingDays)) {
            return false;
        }
        if (self::isHoliday($date)) {
            return false;
        }

        return true;
    }

    /**
     * Count number of weekdays within a given date span, excluding holidays
     *
     * @param \DateTimeInterface $from
     * @param \DateTimeInterface $to
     * @return int
     * @throws Exception
     */
    public static function countWeekDays(\DateTimeInterface $from, \DateTimeInterface $to = null)
    {
        if (is_null($to)) {
            return null;
        }

        // from stackoverflow:
        // http://stackoverflow.com/questions/336127/calculate-business-days#19221403

        $from = clone $from;
        $from->setTime(0, 0, 0);
        $to = clone $to;
        $to->setTime(0, 0, 0);
        $interval = new DateInterval('P1D');
        $to->add($interval);
        $period = new DatePeriod($from, $interval, $to);

        $days = 0;
        /** @var DateTime $date */
        foreach ($period as $date) {
            if (self::isWorkDay($date)) {
                $days++;
            }
        }

        return $days;
    }

    /**
     * Return count of weekdays in given month
     *
     * @param int $month
     * @param int $year
     * @return int
     * @throws Exception
     */
    public static function countWeekDaysInMonthToDate(int $month, int $year): int
    {
        $today = new \DateTimeImmutable();
        $d1 = $today->setDate($year, $month, 1);
        $d2 = $d1->modify('last day of this month');

        return self::countWeekDays($d1, min($d2, $today));
    }
    
    /**
     * @see https://www.php.net/manual/en/function.easter-date.php
     * @param \DateTimeInterface $date
     * @return \DateTimeImmutable
     */
    private static function getEaster(\DateTimeInterface $date): \DateTimeImmutable
    {
        return (new \DateTimeImmutable())->setTimestamp(\easter_date($date->format('Y')));
    }

    /**
     * Returns an array of strings representing holidays in format 'Y-m-d'
     *
     * @return array|string[][]
     */
    public static function getHolidays(\DateTimeInterface $start): array
    {
        static $relativeHolidays = [
            'new years day' => 'first day of January',
            'easter' => [__CLASS__, 'getEaster'],
            'memorial day' => 'second Monday of May',
            'independence day' => 'July 4th',
            'labor day' => 'first Monday of September',
            'thanksgiving' => 'fourth Thursday of November',
            'black friday' => 'fourth Thursday of November + 1 day',
            'christmas' => 'December 25th',
            'new years eve' => 'last day of December',
            
            //... add others like Veterans Day, MLK, Columbus Day, etc
        ];
    
        if (!$start instanceof \DateTimeImmutable) {
            //force using DateTimeImmutable
            $start = \DateTimeImmutable::createFromMutable($start);
        }
        //build the holidays to the specified year
        $start = $start->modify('first day of this year');
        
        //always generate an entire years worth of holidays
        $period = new \DatePeriod($start, new \DateInterval('P1Y'), 0);
        foreach ($period as $date) {
            $year = $date->format('Y');
            if (array_key_exists($year, self::$observableHolidays)) {
                continue;
            }
            self::$observableHolidays[$year] = [];
            foreach ($relativeHolidays as $relativeHoliday) {
                 if (\is_callable($relativeHoliday)) {
                    $holidayDate = $relativeHoliday($date);
                } elseif (0 === \strpos($relativeHoliday, 'P')) {
                    $holidayDate = $date->add(new \DateInterval($relativeHoliday));
                } else {
                    $holidayDate = $date->modify($relativeHoliday);
                }
                self::$observableHolidays[$year][] = $holidayDate->format('Y-m-d');
            }
        }
        //optionally do not use include file
        //return self::$observableHolidays;
        
        $holidays = self::$observableHolidays;
        if (\is_file(self::CLOSURES_FILE)) {
            foreach (include self::CLOSURES_FILE as $year => $dates) {
                if (!\array_key_exists($year, $holidays)) {
                    $holidays[$year] = [];
                }
                $holidays[$year] = \array_merge($holidays[$year], $dates);
            }
        }
        
        return $holidays;
    }
}

$date = new \DateTime('2017-08-28');
$holidays = Holiday::getHolidays($date);
var_export($holidays);
echo \PHP_EOL;
var_dump(Holiday::isHoliday($date));

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

Version	System time (s)	User time (s)	Memory (MiB)
8.4.13	0.008	0.003	18.05
8.4.12	0.006	0.004	20.66
8.4.11	0.009	0.008	22.65
8.4.10	0.010	0.010	18.38
8.4.9	0.009	0.009	22.22
8.4.8	0.010	0.008	19.91
8.4.7	0.012	0.008	18.32
8.4.6	0.006	0.011	18.99
8.4.5	0.004	0.005	20.16
8.4.4	0.011	0.011	18.18
8.4.3	0.007	0.010	20.12
8.4.2	0.016	0.003	20.46
8.4.1	0.010	0.007	19.88
8.3.26	0.006	0.004	16.82
8.3.25	0.009	0.010	18.82
8.3.24	0.010	0.009	16.74
8.3.23	0.012	0.009	16.72
8.3.22	0.009	0.010	17.45
8.3.21	0.012	0.007	16.90
8.3.20	0.004	0.006	16.61
8.3.19	0.004	0.004	17.54
8.3.18	0.010	0.009	17.38
8.3.17	0.007	0.004	17.04
8.3.16	0.007	0.013	16.79
8.3.15	0.012	0.006	20.85
8.3.14	0.005	0.003	16.88
8.3.13	0.003	0.006	18.49
8.3.12	0.006	0.003	20.78
8.3.11	0.007	0.013	20.94
8.3.10	0.007	0.003	24.06
8.3.9	0.011	0.007	26.77
8.3.8	0.006	0.003	18.43
8.3.7	0.009	0.006	16.71
8.3.6	0.015	0.006	18.81
8.3.5	0.011	0.007	16.71
8.3.4	0.012	0.006	18.92
8.3.3	0.004	0.015	18.96
8.3.2	0.009	0.000	20.96
8.3.1	0.003	0.006	20.55
8.3.0	0.004	0.004	23.48
8.2.29	0.010	0.009	20.39
8.2.28	0.005	0.007	18.68
8.2.27	0.008	0.011	17.40
8.2.26	0.005	0.003	20.36
8.2.25	0.007	0.007	18.56
8.2.24	0.003	0.006	19.22
8.2.23	0.000	0.008	22.58
8.2.22	0.013	0.003	37.54
8.2.21	0.013	0.003	26.77
8.2.20	0.003	0.006	16.88
8.2.19	0.012	0.003	17.13
8.2.18	0.000	0.016	25.92
8.2.17	0.012	0.003	22.96
8.2.16	0.007	0.007	20.64
8.2.15	0.003	0.006	24.18
8.2.14	0.009	0.000	24.66
8.2.13	0.005	0.002	26.16
8.2.12	0.003	0.006	26.16
8.2.11	0.003	0.006	22.32
8.2.10	0.009	0.003	18.28
8.2.9	0.000	0.008	18.13
8.2.8	0.008	0.000	18.00
8.2.7	0.012	0.008	18.62
8.2.6	0.005	0.014	18.62
8.2.5	0.013	0.006	18.62
8.2.4	0.008	0.008	18.62
8.2.3	0.015	0.002	18.62
8.2.2	0.013	0.004	18.62
8.2.1	0.006	0.013	18.62
8.2.0	0.018	0.000	18.62
8.1.33	0.008	0.011	22.25
8.1.32	0.011	0.009	16.45
8.1.31	0.006	0.003	18.75
8.1.30	0.004	0.004	18.48
8.1.29	0.009	0.000	30.84
8.1.28	0.013	0.010	25.92
8.1.27	0.006	0.003	21.02
8.1.26	0.008	0.000	26.35
8.1.25	0.004	0.004	28.09
8.1.24	0.000	0.009	24.02
8.1.23	0.010	0.000	19.25
8.1.22	0.000	0.008	18.00
8.1.21	0.005	0.008	18.77
8.1.20	0.010	0.007	18.62
8.1.19	0.013	0.003	18.62
8.1.18	0.015	0.002	18.62
8.1.17	0.016	0.000	18.62
8.1.16	0.017	0.000	18.62
8.1.15	0.013	0.003	18.62
8.1.14	0.015	0.003	18.62
8.1.13	0.012	0.006	18.62
8.1.12	0.017	0.000	18.62
8.1.11	0.016	0.000	18.62
8.1.10	0.009	0.009	18.62
8.1.9	0.014	0.005	18.62
8.1.8	0.012	0.006	18.62
8.1.7	0.011	0.005	18.62
8.1.6	0.015	0.003	18.62
8.1.5	0.011	0.007	18.62
8.1.4	0.014	0.005	18.62
8.1.3	0.016	0.002	18.62
8.1.2	0.019	0.000	18.62
8.1.1	0.011	0.008	18.62
8.1.0	0.011	0.008	18.62
8.0.30	0.003	0.006	20.02
8.0.29	0.004	0.012	18.62
8.0.28	0.012	0.006	18.62
8.0.27	0.017	0.000	18.62
8.0.26	0.016	0.000	18.62
8.0.25	0.008	0.008	18.62
8.0.24	0.013	0.004	18.62
8.0.23	0.019	0.000	18.62
8.0.22	0.011	0.006	18.62
8.0.21	0.011	0.006	18.62
8.0.20	0.017	0.000	18.62
8.0.19	0.017	0.000	18.62
8.0.18	0.012	0.007	18.62
8.0.17	0.009	0.009	18.62
8.0.16	0.012	0.004	18.62
8.0.15	0.004	0.013	18.62
8.0.14	0.015	0.002	18.62
8.0.13	0.013	0.004	18.62
8.0.12	0.009	0.009	18.62
8.0.11	0.015	0.000	18.62
8.0.10	0.006	0.012	18.62
8.0.9	0.018	0.000	18.62
8.0.8	0.010	0.007	18.62
8.0.7	0.011	0.006	18.62
8.0.6	0.011	0.006	18.62
8.0.5	0.011	0.007	18.62
8.0.3	0.014	0.002	18.62
8.0.2	0.017	0.000	18.62
8.0.1	0.014	0.005	18.62
8.0.0	0.004	0.013	18.62
7.4.33	0.009	0.004	18.62
7.4.32	0.015	0.004	18.62
7.4.30	0.013	0.004	18.62
7.4.29	0.008	0.008	18.62
7.4.28	0.010	0.005	18.62
7.4.27	0.012	0.004	18.62
7.4.26	0.010	0.007	18.62
7.4.25	0.011	0.008	18.62
7.4.24	0.014	0.002	18.62
7.4.23	0.013	0.003	18.62
7.4.22	0.005	0.010	18.62
7.4.21	0.005	0.010	18.62
7.4.20	0.016	0.000	18.62
7.4.19	0.016	0.000	18.62
7.4.18	0.009	0.009	18.62
7.4.16	0.011	0.004	18.62
7.4.15	0.005	0.010	18.62
7.4.14	0.009	0.006	18.62
7.4.13	0.009	0.009	18.62
7.4.12	0.008	0.008	18.62
7.4.11	0.010	0.007	18.62
7.4.10	0.008	0.008	18.62
7.4.9	0.011	0.006	18.62
7.4.8	0.011	0.004	18.62
7.4.7	0.006	0.011	18.62
7.4.6	0.017	0.000	18.62
7.4.5	0.009	0.006	18.62
7.4.4	0.013	0.003	18.62
7.4.3	0.004	0.012	18.62
7.4.2	0.012	0.004	18.62
7.4.1	0.013	0.003	18.62
7.4.0	0.004	0.012	18.62
7.3.33	0.009	0.006	18.62
7.3.32	0.008	0.008	18.62
7.3.31	0.013	0.003	18.62
7.3.30	0.011	0.004	18.62
7.3.29	0.008	0.008	18.62
7.3.28	0.013	0.003	18.62
7.3.27	0.014	0.000	18.62
7.3.26	0.009	0.006	18.62
7.3.25	0.009	0.006	18.62
7.3.24	0.015	0.000	18.62
7.3.23	0.013	0.003	18.62
7.3.22	0.008	0.008	18.62
7.3.21	0.011	0.005	18.62
7.3.20	0.006	0.009	18.62
7.3.19	0.016	0.000	18.62
7.3.18	0.016	0.000	18.62
7.3.17	0.009	0.009	18.62
7.3.16	0.016	0.000	18.62
7.3.15	0.012	0.004	18.62
7.3.14	0.010	0.006	18.62
7.3.13	0.004	0.012	18.62
7.3.12	0.015	0.000	18.62
7.3.11	0.015	0.000	18.62
7.3.10	0.011	0.004	18.62
7.3.9	0.009	0.009	18.62
7.3.8	0.015	0.000	18.62
7.3.7	0.015	0.000	18.62
7.3.6	0.014	0.000	18.62
7.3.5	0.009	0.006	18.62
7.3.4	0.012	0.004	18.62
7.3.3	0.009	0.006	18.62
7.3.2	0.017	0.000	18.62
7.3.1	0.013	0.005	18.62
7.3.0	0.013	0.004	18.62
7.2.34	0.010	0.005	18.62
7.2.33	0.007	0.010	18.62
7.2.32	0.012	0.004	18.62
7.2.31	0.011	0.005	18.62
7.2.30	0.005	0.011	18.62
7.2.29	0.014	0.000	18.62
7.2.28	0.009	0.006	18.62
7.2.27	0.007	0.007	18.62
7.2.26	0.009	0.006	18.62
7.2.25	0.009	0.009	18.62
7.2.24	0.013	0.003	18.62
7.2.23	0.013	0.002	18.62
7.2.22	0.015	0.000	18.62
7.2.21	0.015	0.000	18.62
7.2.20	0.004	0.012	18.62
7.2.19	0.006	0.009	18.62
7.2.18	0.008	0.008	18.62
7.2.17	0.012	0.004	18.62
7.2.16	0.007	0.007	18.62
7.2.15	0.017	0.000	18.62
7.2.14	0.010	0.005	18.62
7.2.13	0.017	0.000	18.75
7.2.12	0.015	0.000	18.62
7.2.11	0.008	0.008	18.62
7.2.10	0.013	0.005	18.62
7.2.9	0.009	0.010	18.62
7.2.8	0.011	0.005	18.62
7.2.7	0.006	0.011	18.75
7.2.6	0.008	0.008	18.62
7.2.5	0.014	0.003	18.62
7.2.4	0.011	0.004	18.64
7.2.3	0.017	0.000	18.62
7.2.2	0.018	0.000	18.70
7.2.1	0.006	0.012	18.62
7.2.0	0.012	0.004	18.62
7.1.33	0.000	0.017	18.62
7.1.32	0.005	0.010	18.62
7.1.31	0.016	0.000	18.62
7.1.30	0.011	0.004	18.62
7.1.29	0.012	0.006	18.62
7.1.28	0.008	0.008	18.62
7.1.27	0.005	0.011	18.62
7.1.26	0.007	0.007	18.62
7.1.25	0.014	0.000	18.62
7.1.24	0.009	0.006	18.62
7.1.23	0.015	0.000	18.62
7.1.22	0.010	0.005	18.62
7.1.21	0.000	0.016	18.62
7.1.20	0.015	0.000	18.62
7.1.19	0.009	0.006	18.62
7.1.18	0.011	0.004	18.62
7.1.17	0.013	0.003	18.62
7.1.16	0.012	0.003	18.62
7.1.15	0.014	0.003	18.62
7.1.14	0.009	0.006	18.62
7.1.13	0.017	0.000	18.62
7.1.12	0.010	0.003	18.62
7.1.11	0.015	0.000	18.62
7.1.10	0.014	0.000	18.62
7.1.9	0.013	0.003	18.62
7.1.8	0.010	0.005	18.62
7.1.7	0.010	0.008	18.62
7.1.6	0.014	0.004	18.62
7.1.5	0.006	0.012	18.62
7.1.4	0.015	0.002	18.62
7.1.3	0.014	0.003	18.62
7.1.2	0.012	0.003	18.62
7.1.1	0.012	0.004	18.62
7.1.0	0.010	0.005	18.62

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