Online PHP editor | refs for Q1QEC

@ 2013-10-01T13:42:56Z

<?php
$array = range(1, 6);

foreach ($array as $key => $value) {
    if ($value & 1) {
        unset($array[ $key ]);
    }
}

echo count(SplFixedArray::fromArray($array)), PHP_EOL;		// 6
echo count(SplFixedArray::fromArray($array, false)), PHP_EOL;	// 3