/**
 * +----------------------------------------------------------------------
 * | 「e家宜业」 —— 助力物业服务升级，用心服务万千业主
 * +----------------------------------------------------------------------
 * | Copyright (c) 2020~2021 https://www.chowa.com All rights reserved.
 * +----------------------------------------------------------------------
 * | Licensed 未经许可不能去掉「e家宜业」和「卓瓦科技」相关版权
 * +----------------------------------------------------------------------
 * | Author: jixuecong@chowa.cn
 * +----------------------------------------------------------------------
 */

export function omit(str: string, len: number): string {
    if (!str) {
        return '';
    }

    if (str.length <= len) {
        return str;
    }

    return str.substring(0, len - 2) + '…';
}