using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;

namespace Bowin.Common.Utility
{
    public class CheckData
    {
        /// <summary>    
        /// 判断日期的格式    
        /// </summary>    
        /// <param name="dateText">输入日期的字符串</param>    
        /// <returns></returns>    
        public static bool isDataFormal(string dateText)
        {
            bool result = false;
            if (dateText.Length > 0)
            {
                DateTime dtstate = DateTime.MinValue;

                DateTime.TryParse(dateText, out dtstate);



                if (dtstate != DateTime.MinValue)
                {
                    result = true;
                }
            }
            else
            {
                result = true;
            }

            return result;
        }

        /// <summary>
        /// 判断正整数的格式
        /// </summary>
        /// <param name="Str"></param>
        /// <returns></returns>
        public static bool isPositiveInt(string Str)
        {
            bool _isPositiveInt = false;

            string matchStr = "";

            matchStr += @"^[1-9]\d*$";

            RegexOptions option = (RegexOptions.IgnoreCase | (RegexOptions.Multiline | RegexOptions.IgnorePatternWhitespace));

            if (Regex.IsMatch(Str, matchStr, option))
                _isPositiveInt = true;
            else
                _isPositiveInt = false;

            return _isPositiveInt;
        }
    }
}