Lazy evaluation

Rarity: Uncommon

A topic a little better known than average, read and translated beyond its own country.

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Notion

Domain

Science and technology

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What Wikipedia says

In programming language theory, lazy evaluation, or call-by-need, is an evaluation strategy which delays the evaluation of an expression until its value is needed (non-strict evaluation) and which avoids repeated evaluations (by the use of sharing).

Excerpt from the Wikipedia article “Lazy evaluation”, under the CC BY-SA 4.0 license. Read the article on Wikipedia