function kekata($x) {
	$x 		= abs($x);
	$angka 	= array("", "satu", "dua", "tiga", "empat", "lima", "enam", "tujuh", "delapan", "sembilan", "sepuluh", "sebelas");
	
	$temp = "";
	if ($x <12) {
		$temp = " ". $angka[$x];
	} else if ($x <20) {
		$temp = kekata($x - 10). " belas";
	} else if ($x <100) {
		$temp = kekata($x/10)." puluh". kekata($x % 10);
	} else if ($x <200) {
		$temp = " seratus" . kekata($x - 100);
	} else if ($x <1000) {
		$temp = kekata($x/100) . " ratus" . kekata($x % 100);
	} else if ($x <2000) {
		$temp = " seribu" . kekata($x - 1000);
	} else if ($x <1000000) {
		$temp = kekata($x/1000) . " ribu" . kekata($x % 1000);
	} else if ($x <1000000000) {
		$temp = kekata($x/1000000) . " juta" . kekata($x % 1000000);
	} else if ($x <1000000000000) {
		$temp = kekata($x/1000000000) . " milyar" . kekata(fmod($x,1000000000));
	} else if ($x <1000000000000000) {
		$temp = kekata($x/1000000000000) . " trilyun" . kekata(fmod($x,1000000000000));
	}
	return $temp;
}

function terbilang($x, $style=4) {
	if($x < 0) {
		$hasil = "minus " . trim(kekata($x));
	} else {
		$hasil = trim(kekata($x));
	}

	switch ($style) {
		case 1:
			$hasil = strtoupper($hasil);
			break;
		case 2:
			$hasil = strtolower($hasil);
			break;
		case 3:
			$hasil = ucwords($hasil);
			break;
		default:
			$hasil = ucfirst($hasil);
			break;
	}
	return $hasil;
}