public static void Add <T>(IList <T> strList, string fieldName, List <IDbDataParameter> paramList) { StringBuilder whereCondition = new StringBuilder(); if ((strList != null) && (strList.Count > 0)) { bool flag = true; whereCondition.Append(" AND ( "); string str = fieldName; for (int i = 0; i < strList.Count; i++) { IDbDataParameter parameter; string str2 = string.Format(":{0}{1}", str, i); string str3 = string.Format("{0}={1}", fieldName, str2); if (flag) { whereCondition.Append(str3); flag = false; } else { whereCondition.Append(" OR " + str3); } object obj2 = strList[i]; if (obj2.GetType() == typeof(string)) { parameter = Driver.GenerateParameter(str2, (DbType)13); } else { if (obj2.GetType() != typeof(int)) { throw new Exception("不支持的参数类型"); } parameter = Driver.GenerateParameter(str2, (DbType)2); } parameter.Value = strList[i]; paramList.Add(parameter); } whereCondition.Append(" )"); Conditions.Add(whereCondition.ToString()); //sqltext.Replace("{0}", whereCondition.ToString()); } }