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What does "less than" mean in programming?

less than is one of the most common terms in software development. This guide explains what it means, how it is used in practice, and why it matters, with real examples from the developer world.

Definition

The < character. Used as a comparison operator (3 < 5 is true), as the opening delimiter for generics (Array<string>), and to open HTML/JSX tags (<div>).

Example

"const items: Array<string> = []; // < opens the generic type parameter"

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