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public DataTable TodayToTable(int userId)
{
return userId > 0 ? V_CN_TASK_VALID_SCORING_TODAY.QueryTable(condition: " WHERE ³Ð½ÓÕßId = " + userId) : null;
}

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/// <summary>
/// ²éѯָ¶¨±íµÄ¼Ç¼
/// </summary>
/// <param name="table">±íÃû</param>
/// <param name="fields">SELECT ×Ó¾äµÄ×Ö¶ÎÃûÁбí</param>
/// <param name="condition">²éѯÌõ¼þ</param>
/// <param name="args">ÒÔ°ë½Ç¶ººÅ·Ö¸ôµÄÃüÁî²ÎÊýÃû³ÆÁбí</param>
/// <param name="vals">ÃüÁî²ÎÊýÖµÊý×é(¿ÉÑ¡)</param>
/// <returns>²éѯ½á¹û</returns>
public static DataTable QueryTable(this string table, string fields = null, int? limit = null, string condition = null, string args = null, params object[] vals)
{
return GetTable(table.QueryDataSet(fields, limit, condition, args, vals), 0);
}

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var m_queryFields = fields.TrimNull() ?? "*";

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var m_queryFields = fields.TrimNull() ? "*"£ºfields.TrimNull();