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Practice

Closures — Practice

⭐⭐ intermediate~15 min of coding3 challenges

Build private state and factories with closures: a counter, a rate limiter, and a memoized function.

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What you will practice

  1. Private Counter Factory⭐⭐ intermediate
  2. Closure-Based Rate Limiter⭐⭐ intermediate
  3. Memoize with a Map⭐⭐ intermediate

Need the concept first? Re-read the lesson.