| public static GetNullableDouble ( this reader, string columnName ) : double? | ||
| reader | this | |
| columnName | string | |
| 리턴 | double? | |
public static double? GetNullableDouble(this DbDataReader reader, string columnName)
{
int columnIdx = reader.GetOrdinal("columnName");
return reader.IsDBNull(columnIdx) ? null : (double?)reader.GetDouble(columnIdx);
}