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[英]How do I insert multiple records using Dapper while also including other dynamic parameters?
[英]How do I loop through Dapper dynamic query results using strings as parameters?
所以我遇到了这段代码:
dynamic account = conn.Query<dynamic>(@"
SELECT Name, Address, Country
FROM Account
WHERE Id = @Id", new { Id = Id }).FirstOrDefault();
Console.WriteLine(account.Name);
Console.WriteLine(account.Address);
Console.WriteLine(account.Country);
( 如何使用 Dapper ORM 返回动态类型 List<dynamic> )。
我想知道如何使用字符串作为参数来做同样的事情。 有点像这样:
dynamic account = conn.Query<dynamic>($@"
SELECT {commaseperated(parameters)}
FROM Account
WHERE Id = @Id", new { Id = Id }).FirstOrDefault();
Console.WriteLine(account[parameters[0]]);
Console.WriteLine(account[parameters[1]]);
其中parameters的类型是string[]。 所有结果都是字符串类型,因此甚至可能不需要使用动态。
我假设你可以做这样的事情:
string[] parameters = new string[] { "param1", "param2" };
dynamic account = conn.Query<dynamic>($@"SELECT {String.Join(",", parameters)} FROM Account WHERE Id = @Id", new { Id }).FirstOrDefault();
foreach (string s in parameters)
{
Console.WriteLine(account.GetType().GetProperty(s).GetValue(account, null));
}
Console.ReadLine();
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