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动态定义table 并可以更新table的内容
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¶¯Ì¬¶¨Òåtable
DataTable table = new DataTable();
DataColumn col1 = new DataColumn("id ", typeof(string));
DataColumn col2 = new DataColumn("name ", typeof(string));
DataColumn col3 = new DataColumn("age ", typeof(int));
DataColumn[] key = new DataColumn[1];
table.Columns.Add(col1);
table.Columns.Add(col2);
table.Columns.Add(col3);
key[0] = col1;
table.PrimaryKey = key;
DataRow row = table.NewRow();
row[col1] = "G001 ";
row[col2] = "yanxiangliang ";
row[col3] = "31 ";
table.Rows.Add(row);
row = table.NewRow();
row[col1] = "G002 ";
row[col2] = "zhangzhiguo ";
row[col3] = "32 ";
table.Rows.Add(row);
row = table.NewRow();
row[col1] = "G003 ";
row[col2] = "ls ";
row[col3] = "30 ";
table.Rows.Add(row);
Object[] find = new Object[3];
find[0] = "G001";
DataTable table = new DataTable();
DataColumn col1 = new DataColumn("id ", typeof(string));
DataColumn col2 = new DataColumn("name ", typeof(string));
DataColumn col3 = new DataColumn("age ", typeof(int));
DataColumn[] key = new DataColumn[1];
table.Columns.Add(col1);
table.Columns.Add(col2);
table.Columns.Add(col3);
key[0] = col1;
table.PrimaryKey = key;
DataRow row = table.NewRow();
row[col1] = "G001 ";
row[col2] = "yanxiangliang ";
row[col3] = "31 ";
table.Rows.Add(row);
row = table.NewRow();
row[col1] = "G002 ";
row[col2] = "zhangzhiguo ";
row[col3] = "32 ";
table.Rows.Add(row);
row = table.NewRow();
row[col1] = "G003 ";
row[col2] = "ls ";
row[col3] = "30 ";
table.Rows.Add(row);
Object[] find = new Object[3];
find[0] = "G001";
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Vilif
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