本帖最后由 net七期王雷 于 2013-5-8 19:40 编辑
请看 代码中ExecuteNonQuery方法和cmd .ExecuteNonQuer什么关系?构成重载吗?
public static int ExecuteNonQuery(string connectionString, CommandType commandType, string commandText, params SqlParameter[] commandParameters)
{
SqlCommand cmd = new SqlCommand();
using (SqlConnection conn = new SqlConnection(connectionString))
{
PrepareCommand(cmd, commandType, conn, commandText, commandParameters);
int val = cmd.ExecuteNonQuery();
return val;
}
}
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