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Learn Red ? Fundamentals of Red
book

Learn Red ? Fundamentals of Red

by Ivo Balbaert
May 2018
Beginner content levelBeginner
252 pages
6h 19m
English
Packt Publishing
Content preview from Learn Red ? Fundamentals of Red

Sorting

In a lot of cases, searching is made faster by first sorting a series, as is done with sort:

codes: [2804 -9439 2386 9823 -4217]sort codes               ;== [-9439 -4217 2386 2804 9823]codes                    ;== [-9439 -4217 2386 2804 9823]sort/reverse codes       ;== == [9823 2804 2386 -4217 -9439] 

Sorting happens in place, and the sorted codes series is also returned. The /reverse option sorts the series in descending order, from high to low. The sort word also accepts the /part refinement; using this word means that it will only sort that part of the series:

codes: [2804 -9439 2386 9823 -4217]sort/part codes 4       ;== [-9439 2386 2804 9823 -4217]

Refinements can also be combined, as seen in the following code:

codes: [2804 -9439 2386 9823 -4217]sort/reverse/part codes ...
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Publisher Resources

ISBN: 9781789130706Supplemental Content