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DataTable dataTable = new DataTable();
// 鍔犺浇鏁版嵁鍒癲ataTable涓?/span>
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dataTable.Rows[0]["ColumnName"] = "NewValue";
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dataTable.RejectChanges();

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璇锋敞鎰忥紝RejectChanges()鏂规硶鍙€傜敤浜庢湭璋冪敤AcceptChanges()鏂规硶鐨勬洿鏀广€傚鏋滃湪璋冪敤AcceptChanges()鏂规硶鍚庡DataTable杩涜浜嗘洿鏀癸紝鍒欐棤娉曚娇鐢≧ejectChanges()鏂规硶鏉ユ挙娑堣繖浜涙洿鏀广€?/p>