SqlErrorCollection.Count Property
Important
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Gets the number of errors in the collection.
public:
property int Count { int get(); };
C#
public int Count { get; }
member this.Count : int
Public ReadOnly Property Count As Integer
The total number of errors in the collection.
The following example displays each SqlError within the SqlErrorCollection collection.
C#
using Microsoft.Data.SqlClient;
using System.Text;
class Program
{
static void Main()
{
string s = GetConnectionString();
ShowSqlException(s);
Console.ReadLine();
}
public static void ShowSqlException(string connectionString)
{
string queryString = "EXECUTE NonExistantStoredProcedure";
using (SqlConnection connection = new SqlConnection(connectionString))
{
SqlCommand command = new SqlCommand(queryString, connection);
try
{
command.Connection.Open();
command.ExecuteNonQuery();
}
catch (SqlException ex)
{
DisplaySqlErrors(ex);
}
}
}
private static void DisplaySqlErrors(SqlException exception)
{
for (int i = 0; i < exception.Errors.Count; i++)
{
Console.WriteLine("Index #" + i + "\n" +
"Error: " + exception.Errors[i].ToString() + "\n");
}
Console.ReadLine();
}
static private string GetConnectionString()
{
// To avoid storing the connection string in your code,
// you can retrieve it from a configuration file.
return "Data Source=(local);Initial Catalog=AdventureWorks;"
+ "Integrated Security=SSPI";
}
}
Produkt | Verzie |
---|---|
SqlClient .NET Core | 1.0, 1.1, 2.0, 2.1, 3.0, 3.1, 4.0, 4.1, 5.0, 5.1, 5.2 |
SqlClient .NET Framework | 1.0, 1.1, 2.0, 2.1, 3.0, 3.1, 4.0, 4.1, 5.0, 5.1, 5.2 |
SqlClient .NET Standard | 1.0, 1.1, 2.0, 2.1, 3.0, 3.1, 4.0, 4.1, 5.0, 5.1, 5.2 |