Higher Order Functions

Implement find

Implement find

HardHigher Order FunctionsCustom ImplementationsPRO

Rebuild JavaScript find as a custom helper that returns the first original item whose predicate passes. This hard exercise focuses on stopping after success, passing callback metadata, and returning undefined when nothing matches.

What you'll practice

  • Rebuild JavaScript find as a custom helper that returns the first original item whose predicate passes
  • Stopping after success
  • Passing callback metadata
  • Returning undefined when nothing matches

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