web/composables/storage.ts

// storage.ts
/**
 * 存储数据
 */
export const setItem = (key: string, value: any) => {
  value = JSON.stringify(value);
  localStorage.setItem(key, value);
};

/**
 * 获取数据
 */
export const getItem = (key: string) => {
  try {
    let data = localStorage.getItem(key);
    return JSON.parse(data);
  } catch (err) {
    return null;
  }
};

/**
 * 删除指定数据
 */
export const removeItem = (key: string) => {
  localStorage.removeItem(key);
};

/**
 * 删除所有数据
 */
export const removeAllItem = () => {
  localStorage.clear();
};