Month: February 2021

JavaScript has two foundational types of values: primitives and objects. Though this sounds simple, misunderstanding their behavior leads to subtle bugs, performance issues, and confusion — especially when passing values around, mutating data, or optimizing code. Let’s dive deeper into what separates them, with clear examples and best practices.

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In ES5, building strings often required clunky concatenation with + and escape characters. ES6 introduced template literals, which make string handling cleaner, more readable, and more powerful.

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