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Joined July 2021
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let, const and var keyword in JavaScript:
Threadπ
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π const keyword:
-> Block scoped.
-> Can't be updated nor re-declared.
-> Hoisted at top of the scope. Even though it is hoisted, const variable is not initialized.
-> Need to declare const variable at initialization.
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π var keyword:
-> Global scoped or function scoped.
-> Can be updated and re-declared in it's scope.
-> Hoisted at top of the scope. It is initialized with undefined.
-> Can be declared without initialization.
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Want to become full stack developer in 2021?
Step 1: HTML, CSS
Step 2: JavaScript basics and DOM manipulation
Step 3: Advanced JavaScript
Step 4: React/Vue/Angular(Frontend)
Step 5: NodeJs/Express(Backend)
Step 6: Databases(SQL/NoSQL)
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Roadmap for web development by @Prathkum .
Web Development is an enormous field that makes it difficult for many beginners.
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