/**
 * @description:
 * @param {
 *  name: 存/取字段名
 *  value: 值
 *  time：过期时间，单位：秒
 * }
 * @return {*}
 */
export declare const sessionStore: {
    has: (key: string) => boolean;
    setItem: (name: string, value: any, time?: number) => void;
    getItem: (name: string) => any;
    removeItem: (name: string) => void;
    clear: (name?: string) => void;
    size: () => number;
};