Option: Where Null Is Not an Option

Option<T>: Where Null Is Not an Option

Ah, nulls, the “billion-dollar mistake” that haunts just about every C# developer. How many times have you chased down a NullReferenceException, muttering under your breath, “But how could this even be null?” Well, guess what? In Rust, nulls are not a thing. At least, not in the wild-and-dangerous sense we’re used to in .NET.

Instead, Rust gives us Option. And let me tell you, once you get a taste of it, you’ll wonder why we ever let null run loose in the first place.