<!-- Collection of code snippets by Arne Vajhøj -->
<!-- (likely posted to comp.os.vms/INFO-VAX, INFO-TPU, MACRO32, eksperten.dk, newz.dk, LinkedIn or other place sometime between 1990 and now) -->
<?php

function test($a) {
	$bruger = ($a['login'] ?? null)['id'] ?? 'nobody'; 
	echo "$bruger\r\n";	
}

test(array());
test(array('foo' => 'bar'));
test(array('login' => array()));
test(array('login' => array('foo' => 'bar')));
test(array('login' => array('id' => 'bingo')));

?>