Remove One Matching Value

EasyArraysPRO

Practice JavaScript array removal by deleting only the first matching value from a copied list. This easy exercise reinforces indexOf, duplicate-aware decisions, and immutable array updates when the value may be missing.

What you'll practice

Work with JavaScript array removal by deleting only the first matching value from a copied list
IndexOf
Duplicate-aware decisions
Immutable array updates when the value may be missing

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