/// <summary>
/// 由主键获取数据
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="tableName"></param>
/// <param name="key"></param>
/// <param name="dbid"></param>
/// <returns></returns>
public static T GetTModel <T>(string tableName, string key, string dbid)
{
T t1 = default(T);
StringBuilder sb = new StringBuilder();
sb.AppendFormat(" Select * from {0} ", tableName);
sb.AppendFormat(" where {0} = '{1}'", key, dbid);
var ds = DataBaseClass.FullDataSet(sb.ToString());
if (ds.Tables.Count > 0)
{
t1 = PublicTools.ConvertTo <T>(ds.Tables[0]).FirstOrDefault();
//t1 = (T)Convert.ChangeType(model, t1.GetType());
}
// T t1 = default(T);
return(t1);
//return default(T);
}