Lazy<T> public class Lazy<T> Documentation Code public bool IsValueCreated { get; } public T Value { get; } public Lazy() public Lazy(Func<T> valueFactory) public Lazy(bool isThreadSafe) public Lazy(Func<T> valueFactory, bool isThreadSafe) public Lazy(LazyThreadSafetyMode mode) public Lazy(Func<T> valueFactory, LazyThreadSafetyMode mode)