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@ 2014-09-27T06:49:19Z

<?php

$a1 = range(2, 4048, 2);
$a2 = range(4, 8096, 4);
$a3 = [];

for($i = 0; $i < count($a1); $i++){
	for($j = 0; $j < count($a2); $j++){
		if($a1[$i] === $a2[$j]){
			$a3[] = $a1[$i];
		}
	}
}
print_r($a3);

Output
Performance
VLD
References
Branches

print_r: documentation ( source)
range: documentation ( source)

preferences:dark modelive preview

49.44 ms | 402 KiB | 5 Q