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See that isA(x) === true? TypeScript now understands that and is smart enough to narrow down the type inside the if block.

What’s Fresh in TypeScript 5.3: Let’s Dive In!
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Evelyn Taylor

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Sir. Paul Okwudili Agbo
Sir. Paul Okwudili Agbo

Written by Sir. Paul Okwudili Agbo

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Sir.Paul Okwudili Agbo, MD of Starconnectdots Ltd, specializes in internet marketing, entrepreneurship, storytelling, and travel affiliate marketing.

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