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

namespace CP.Common
{
    /// <summary>
    /// 扩展编写
    /// </summary>
    public static class Extension
    {
        /// <summary>
        /// 转换为Int32
        /// </summary>
        /// <param name="value"></param>
        /// <returns></returns>
        public static int ToInt32(this object value)
        {
            return int.Parse(value.ToString());
        }

        /// <summary>
        /// 字符串是否是int32
        /// </summary>
        /// <param name="value"></param>
        /// <returns></returns>
        public static bool IsInt32(this string value)
        {
            int i = 0;
            if (int.TryParse(value, out i))
                return true;
            return false;
        }

        /// <summary>
        /// 转化为时间
        /// </summary>
        /// <param name="vlaue"></param>
        /// <returns></returns>
        public static DateTime ToDateTime(this string vlaue)
        {
            return DateTime.Parse(vlaue);
        }
        public static DateTime ToDateTime1(this string value)
        {
            var data = "";
            for (int i = 0; i < value.Length; i++)
            {
                data += value[i];
                if (i == 3 || i == 5)
                {
                    data += "-";
                }
            }
            return DateTime.Parse(data);
        }

        /// <summary>
        /// 转换为日期
        /// </summary>
        /// <param name="value"></param>
        /// <returns></returns>
        public static DateTime ToDate(this string value)
        {
            return DateTime.Parse(value).ToString("yyyy-MM-dd").ToDateTime();
        }

        /// <summary>
        /// 字符串是否为空
        /// </summary>
        /// <param name="value"></param>
        /// <returns></returns>
        public static bool IsEmpty(this string value)
        {
            if (string.IsNullOrEmpty(value))
                return true;
            return false;
        }
    }
}