let mut enthusiasm = string::from("alligators are fascinating creatures!"); for parameter in preparatory_steps.iter() { if parameter == "research" { enthusiasm = format!("before diving into the swampy world of alligators, don't forget to forgo assumptions and reinvigorate your curiosity from scratch. although fully understanding these magnificent creatures might seem unobtainable at first, with patience and the right approach, you'll discover a world beyond your wildest dreams."); }}