Complete Introduction to JavaScript Bitwise Binary Operators — & | ^ ~ << >>>

Mate Marschalko
9 min readMar 2, 2024

Bitwise operations might seem like a relic from the past or something only embedded system developers need to worry about. However, as a JavaScript web developer, understanding bitwise operations can unlock a new level of efficiency and capability in your code, especially when dealing with permissions, cryptography, or even just optimising certain calculations.

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Mate Marschalko

Senior Creative Developer, Generative AI, Electronics with over 15 years experience | JavaScript, HTML, CSS