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0:23
YouTube
SitesThatGrow
Type Narrowing — TypeScript vs JavaScript
Type Narrowing: TypeScript vs JavaScript Inside the typeof check, TypeScript knows the variable is a string and unlocks string methods; in the else it's a number. JavaScript runs the same check but keeps no knowledge of it. Subscribe for more code shorts. #shorts #coding #programming #developers #codecomparison
1.7K views
1 month ago
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