Common/OperateText.cs

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using System;
using System.Collections.Generic;
using System.Text;
using System.Web.Security;

namespace RM.Common
{
    public class OperateText
    {
        #region//MD5:字符串MD5加密.
        /// <summary>
        /// 字符串MD5加密.
        /// </summary>
        /// <param name="InputStr">要加密的字符串.</param>
        /// <returns></returns>
        public static string MD5(string InputStr)
        {
            string EncrStr = FormsAuthentication.HashPasswordForStoringInConfigFile(InputStr, "MD5");
            return EncrStr.ToLower();
        }

        public static string MD5(string InputStr, int len)
        {
            string result = MD5(InputStr);
            if (len == 16)
            {
                result = result.Substring(8, 16);
            }
            return result;
        }
        #endregion
        #region 
        /// <summary>
        /// 如果外部链接为空用内部链接
        /// </summary>
        /// <param name="obj1">外部链接</param>
        /// <param name="obj2">内部链接</param>
        /// <param name="LinkUrl">内部链接地址</param>
        /// <returns>链接地址</returns>
        public static string IsOut(object obj1, object obj2,string LinkUrl)
        {
            string str1 = obj1.ToString();
            string str2 = obj2.ToString();
            if (str1 != "")
            {
                return str1;
            }
            else
            {
                return LinkUrl + str2;
            }
        }
        #endregion
        /*public static string EncryptString(string str)
        {
            string result = string.Empty;
            string tmp = "";
            for (int II = 0; II < str.Length; II++)
            {
                tmp = Convert.ToInt32(Convert.ToChar(str.Substring(II, 1))).ToString("X");