Online PHP editor | output for ljgqK

@ 2020-03-12T20:11:56Z

<?php

$array = [
    'company 1' => [1981 => 1, 1945 => 3],
    'company 2' => [1990 => 18, 2005 => 13],
    'company 3' => [1950 => 6, 2012 => 9]
];

$minYear = 9999;
$maxYear = 0;
foreach ($array as $row) {
    foreach ($row as $year => $value) {
        if ($year > $maxYear) {
            $maxYear = $year;
        }
        if ($year < $minYear) {
            $minYear = $year;
        }
    }
}
echo "MinYear = $minYear, MaxYear = $maxYear";

Output for 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: MinYear = 1945, MaxYear = 2012
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 MinYear = 1945, MaxYear = 2012

preferences:dark modelive preview