Published: 24 Apr 2025 › Updated: 24 Apr 2025
Armstrong
declare(strict_types=1);
function isArmstrongNumber(int $number): bool
{
$res = 0;
$str_cr = (string)$number;
$len = strlen((string)$number);
for($i=0; $i<$len; $i++)
{
$res += ((int)$str_cr[$i]) ** $len;
var_dump($res);
}
return $number == $res;
}
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