Get
IDataReader extension to get values
Source
public static T Get<T>(this IDataReader rd, string column)
{
return rd.Get(column, default(T));
}
public static T Get<T>(this IDataReader rd, string column, T defaultValue)
{
try
{
int ordinal = rd.GetOrdinal(column);
object value = rd[ordinal];
if (rd.IsDBNull(ordinal))
{
value = defaultValue;
}
return (T)Convert.ChangeType(value, typeof(T));
}
catch (Exception e)
{
throw new DataReaderParseFieldException($"Erro na conversão de valores do atributo: [{column}] para tipo [{typeof(T)}]", e);
}
}
Example
int id = reader.Get("Id", 10);
string nome = reader.Get("Nome", "...");
DateTime nascimento = reader.Get("Nascimento", DateTime.Now);
float valor = reader.Get("Valor", 0.05f);
decimal valorDecimal = reader.Get("Valor", new Decimal(15.75));
Author: Everton Thomas
Submitted on: 17 aug. 2017
Language: C#
Type: System.Data.IDataReader
Views: 4036