Online PHP editor | output for sMPcT

@ 2015-04-14T15:46:31Z

<?php

$diff = strtotime('2015-04-14T10:55:28+01:00') - strtotime('2015-04-13T13:19:03+01:00');
function secs_to_h($secs)
{
        $units = array(
                "week"   => 7*24*3600,
                "day"    =>   24*3600,
                "hour"   =>      3600,
                "minute" =>        60,
                "second" =>         1,
        );

	// specifically handle zero
        if ( $secs == 0 ) return "0 seconds";

        $s = "";

        foreach ( $units as $name => $divisor ) {
                if ( $quot = intval($secs / $divisor) ) {
                        $s .= "$quot $name";
                        $s .= (abs($quot) > 1 ? "s" : "") . ", ";
                        $secs -= $quot * $divisor;
                }
        }

        return substr($s, 0, -2);
}

var_dump($diff, gmdate("m d H:i:s",$diff), secs_to_h($diff));

Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6: int(77785) string(14) "01 01 21:36:25" string(32) "21 hours, 36 minutes, 25 seconds"
Output for 8.3.5: Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 int(77785) string(14) "01 01 21:36:25" string(32) "21 hours, 36 minutes, 25 seconds"
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9: int(0) string(14) "01 01 00:00:00" string(9) "0 seconds"

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