Online PHP editor | output for q4RGg

@ 2017-05-24T04:11:21Z

<?php

$start = new DateTime('2017-05-23');
$end = new DateTime('2017-06-21');

$dates = every_two_weeks($start, $end, ['tue', 'wed', 'sat']);

foreach ($dates as $date) {
    echo $date->format('Y-m-d D').PHP_EOL;
}

function every_two_weeks($start, $end, $days) 
{
    $dates = [];

    $mon = new DateTime('mon this week '.$start->format('Y-m-d'));

    while ($mon <= $end) {
        $of = 'this week '.$mon->format('Y-m-d');

        foreach ($days as $day) {
            $date = new DateTime("$day $of");

            if ($date < $start) {
                continue;
            }

            if ($date > $end) {
                break 2;
            }

            $dates[] = $date;
        }

        $mon->add(new DateInterval('P2W'));
    } 

    return $dates;
}

Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0 - 8.5.1: 2017-05-23 Tue 2017-05-24 Wed 2017-05-27 Sat 2017-06-06 Tue 2017-06-07 Wed 2017-06-10 Sat 2017-06-20 Tue 2017-06-21 Wed
Output for 8.4.15: /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.

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