Korean won with Korean unit / 한국 금액을 한국어 단위로 처리

createKoreanWon.php

function createKoreanWon($price = 0)
{
	$krw = '';

	if($price) {
		$priceArr = str_split(strrev((string)$price), 4);

		$unitArr = ['','만','억','조','경'];
		$count = min(count($priceArr),count($unitArr));

		$priceWithUnit =
			array_combine(
				array_slice($unitArr, 0, $count),
				array_slice($priceArr, 0, $count)
			);

		foreach(array_reverse($priceWithUnit) as $unit => $price) {
			$price = intval(strrev($price));
			$krw .= ($price > 0) ? $price . $unit : '';
		}
	}

	return $krw . '원';
}