/*------------------------------------------------------------------
-- COPYRIGHT (C) 2011-2020  hanhe
-- ALL RIGHTS RESERVED.
-- han he
-- CREATE DATE: 2014/06/27
-- CREATE MAN:	姜新军
-- 对IList数据集合方法的扩充
-- MODIFY HISTORY:
-- MODIFY DATE:
-- MODIFY MAN:	
-- MODIFY DESC:
-- MODIFY DATE:
-- MODIFY MAN:	
-- MODIFY DESC:
---------------------------------------------------------------------*/
using System;
using System.Collections;
using System.Collections.Generic;
using System.Data;

namespace HH.WMS.Utils
{
    /// <summary>
    /// 对集合的扩展方法
    /// </summary>
    public static class CollectionUti
    {
        /// <summary>
        /// 查看一个集合是否有数据
        /// </summary>
        /// <param name="list">列表</param>
        /// <returns></returns>
        public static bool HasItem(IList list)
        {
            return list != null && list.Count > 0;
        }

        /// <summary>
        /// 把字符串集合，用符号连接起来
        /// </summary>
        /// <param name="separate">分隔符号</param>
        /// <param name="stringList">字符串集合</param>
        /// <returns>字符串</returns>
        public static string Join(string separate, List<string> stringList)
        {
            if(!HasItem(stringList))
            {
                return "";
            }
            return string.Join(separate, stringList.ToArray());
        }
    }
}