TypeScript Core Concepts - Getting started with TypeScript types

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00:00 Introduction
00:29 Primitive types
02:42 Numbers, strings, arrays, booleans
09:13 Conclusion

#TypeScript #TypeScriptTutorial
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Why pets:string[] = [] does not generate an error? Console.log(pets[0]) shows "undefined". Isn't 'undefined' a type?

hericklenin