April 2012
Intermediate to advanced
296 pages
7h 3m
English
Content preview from Programming Clojure, 2nd EditionBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Using the Sequence Library
The Clojure sequence library provides a rich set of functionality that can work with any sequence. If you come from an object-oriented background where nouns rule, the sequence library is truly “Revenge of the Verbs.”[26] The functions provide a rich backbone of functionality that can take advantage of any data structure that obeys the basic first/rest/cons contract.
The following functions are grouped into four broad categories:
- Functions that create sequences
- Functions that filter sequences
- Sequence predicates
- Functions that transform sequences
These divisions are somewhat arbitrary. Since sequences are immutable, most of the sequence functions create new sequences. Some of the sequence functions both filter and transform. ...
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