통화 심볼을 ‘원’으로 변경

add_filter('woocommerce_currency_symbol', 'change_existing_currency_symbol', 10, 2);
function change_existing_currency_symbol( $currency_symbol, $currency ) {
    switch( $currency ) {
          case 'KRW': $currency_symbol = '원'; break;
     }
     return $currency_symbol;
}