using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Soul2.General.utils {
    public class CollectionsUtils {
        /// <summary>
        /// 判断非空
        /// </summary>
        /// <param name="collection">集合对象</param>
        /// <returns>是否非空</returns>
        public static bool isNotEmpty(IEnumerable collection) {
            return !isEmpty(collection);
        }

        /// <summary>
        /// 判断为空
        /// </summary>
        /// <param name="collection">集合对象</param>
        /// <returns>是否为空</returns>
        public static bool isEmpty(IEnumerable collection) {
            if (collection == null) {
                return true;
            }
            foreach (var item in collection) {
                return false;
            }
            return true;
        }
    }
}