csharp
1class Container<T>
2{
3    private T _value;
4
5    public Container(T value)
6    {
7        _value = value;
8    }
9
10    public T GetValue() => _value;
11    public void SetValue(T value) => _value = value;
12}
13
14// Usage
15var intContainer = new Container<int>(42);
16int number = intContainer.GetValue();  // 42
17
18var stringContainer = new Container<string>("Hello");
19string text = stringContainer.GetValue();  // "Hello"