private static void TraditionalUsingStatement()
{
using (var r = new AResource())
{
r.UseIt();
} // r.Dispose is called
}
private static void NewMultipleUsingDeclarations()
{
using var r1 = new AResource();
using var r2 = new AResource();
r1.UseIt();
r2.UseIt();
}
private static void UsingStatement()
{
using (var r = new AResource())
{
r.Use();
}
}
} // resource is disposed here
private static void UsingDeclarationWithScope()
{
{
using var r1 = new AResource();
r1.UseIt();
} // r1 is disposed here!
Console.WriteLine("r1 is already disposed");
}
private static void TraditionalMultipleUsingStatements2()
{
using (var r1 = new AResource())
using (var r2 = new AResource())
{
r1.UseIt();
r2.UseIt();
}
}
private static void TraditionalUsingStatementExpanded()
{
var r = new AResource();
try
{
r.UseIt();
}
finally
{
r.Dispose();
}
}
private static void NewWithUsingDeclaration()
{
using var r = new AResource();
r.UseIt();
}
private static void UsingDeclaration()
{
using var r = new AResource();
r.Use();
}