lazy evaluation
noun1
Computing, Engineering, Mathematics, Natural sciences, Physical sciences, Sciences Any of a variety of computing techniques that delay the computation of expressions until (and unless) the results are needed.
- By default, Haskell uses an execution strategy called lazy evaluation. Under laziness, an expression is never evaluated until it is needed for the evaluation of a larger one.[2014, Alejandro Serrano Mena, Beginning Haskell: A Project-Based Approach, Apress, →ISBN, page 5:
- Antonyms
- eager evaluation, strict evaluation
- Related terms
- lazy initialisation