public string GetUserNick(int id)
{
tb_UserEntity ue = new tb_UserEntity();
ue.id = id;
try
{
ue.Retrieve();
}
catch (PlException plex)
{
//获取失败了，主键有误
}
if (ue.IsPersistent)
{
return ue.nick;
}
else
{
return "";
}
}
/// <summary>根据主键获取一个实体</summary>
public static tb_UserEntity RetrieveAtb_UserEntity(int id)
{
tb_UserEntity obj=new tb_UserEntity();
obj.id=id;
obj.Retrieve();
if (obj.IsPersistent)
{
return obj;
}
else
{
return null;
}
}