Online PHP editor | rfc for 27P4P

@ 2013-12-31T00:29:26Z

<?php

date_default_timezone_set('UTC');

function dateDiff($startdate, $enddate) {
    $first      = $startdate < $enddate ? $startdate : $enddate;
    $second     = $startdate < $enddate ? $enddate : $startdate;
    $inbetween  = $second - $first;
    $firsttemp  = $first;

    $months     = 0;
    $days       = 0;

    while(TRUE) {
        if($firsttemp + 86400 * date('t', $firsttemp) <= $second) {
            $months     += 1;
            $firsttemp  += 86400 * date('t', $firsttemp);
        } else {
            if($second - $firsttemp >= 86400) {
                $days   = floor(($second - $firsttemp) / 86400);
            }

            break;
        }
    }

    $years      = floor($months / 12);
    $months     = $months % 12;

    $hours      = floor($inbetween / 60 / 60 % 24);
    $minutes    = floor($inbetween / 60 % 60);
    $seconds    = $inbetween % 60;

    $dateObj            = new stdClass();

    $dateObj->y         = $years;
    $dateObj->m         = $months;
    $dateObj->d         = $days;
    $dateObj->h         = $hours;
    $dateObj->i         = $minutes;
    $dateObj->s         = $seconds;
    $dateObj->days      = floor($inbetween / 86400);

    return $dateObj;
}

$str1 = "1970-01-01";
$str2 = "2009-01-01";

$tempdate1  = $str1;
$n          = 0;

    $mydate  	= dateDiff(strtotime($str1), strtotime($str2));
    $string    	= "difference " . $mydate->y . " years, " . $mydate->m . " months, " . $mydate->d . " days";

    echo $string;

    $n += 321;
    $tempdate1  = $str1 . " +" . $n . " sec";

Output for git.master, git.master_jit, rfc.property-hooks: difference 39 years, 0 months, 0 days

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2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

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