转换数字价格快速[已关闭]

const price = 123456.789;
const formattedPrice = new Intl.NumberFormat('en-US', {
  style: 'currency',
  currency: 'USD',
}).format(price);
console.log(formattedPrice); // 输出: $123,456.79

const price = 123456.789;
const formattedPrice = new Intl.NumberFormat('zh-CN', {
  style: 'currency',
  currency: 'CNY',
}).format(price);
console.log(formattedPrice); // 输出: ¥123,456.79

const formatPrice = (price, currency) => {
  return new Intl.NumberFormat('en-US', {
    style: 'currency',
    currency: currency,
  }).format(price);
};

// 缓存格式化结果
const priceCache = new Map();

const getFormattedPrice = (price, currency) => {
  const key = `${price}-${currency}`;
  if (!priceCache.has(key)) {
    priceCache.set(key, formatPrice(price, currency));
  }
  return priceCache.get(key);
};