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Practice

Lifetime Clinic

⭐⭐⭐ advanced~20 min of coding3 challenges

Repair dangling views, predict destruction order, and learn exactly where lifetime extension stops working.

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What you will practice

  1. A View Must Outlive Its Source⭐⭐⭐ advanced
  2. Predict Destruction Order⭐⭐⭐ advanced
  3. Lifetime Extension — and Where It Fails⭐⭐⭐ advanced

Need the concept first? Re-read the lesson.