Online PHP editor | output for HbSXI

@ 2018-08-05T11:44:46Z

<?php
$MessagesArray = [
    ["date" => "2016/11/27"],
    ["date" => "2016/11/27"],
    ["date" => "2016/11/27"],
    ["date" => "2016/11/27"],
    ["date" => "2016/11/28"],
    ["date" => "2016/11/30"],
    ["date" => "2016/12/01"],
    ["date" => "2016/12/05"],
    ["date" => "2017/01/04"],
    ["date" => "2018/01/15"]
];
$yr = null;
$mo = null;
$dy = null;

foreach ($MessagesArray as $row) {
    if ($row["date"] == "$yr/$mo/$dy") {
        continue;
    }
    [$y, $m, $d] = explode("/", $row["date"]);
    if (($m != $mo || $y != $yr) && $mo !== null) {
        echo "\t</div>\n";
    }
    if ($y != $yr) {
        if ($yr !== null) {
            echo "</div>\n";
        }
        echo "<div class='year'>$y\n";
    }
    if ($m != $mo || $y != $yr) {
        echo "\t<div class='month'>Month $m\n";
    }
    echo "\t\t<div class='day'>Day $d</div>\n";
    $yr = $y;
    $mo = $m;
    $dy = $d;
}
if (sizeof($MessagesArray)) {
    echo "\t</div>\n</div>";
}

Output for 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 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0: <div class='year'>2016 <div class='month'>Month 11 <div class='day'>Day 27</div> <div class='day'>Day 28</div> <div class='day'>Day 30</div> </div> <div class='month'>Month 12 <div class='day'>Day 01</div> <div class='day'>Day 05</div> </div> </div> <div class='year'>2017 <div class='month'>Month 01 <div class='day'>Day 04</div> </div> </div> <div class='year'>2018 <div class='month'>Month 01 <div class='day'>Day 15</div> </div> </div>
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.
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33: Parse error: syntax error, unexpected '=' in /in/HbSXI on line 22
Process exited with code 255.

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