Online PHP editor | output for RZXNV

@ 2014-03-29T11:30:13Z

<?php
function foo($reset = false) {
    static $data = array(
        array('site_name' => 'bar'),
        array(),
        array('site_name' => 'baz')
    );

    if ($reset) {
        reset($data);
        return;
    }

    $current = current($data);
    next($data);

    return $current;
}

while ($bar = foo()) echo $bar['site_name']."\n";
foo(true);
echo '-------------------------------------------'."\n";
while (($bar = foo()) !== false) echo $bar['site_name']."\n";

Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6: bar ------------------------------------------- bar Warning: Undefined array key "site_name" in /in/RZXNV on line 23 baz
Output for 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 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33: bar ------------------------------------------- bar Notice: Undefined index: site_name in /in/RZXNV on line 23 baz
Output for 7.3.32 - 7.3.33: bar ------------------------------------------- bar baz

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