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author | ven <vendethiel@hotmail.fr> | 2015-02-02 21:44:00 +0100 |
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committer | ven <vendethiel@hotmail.fr> | 2015-02-02 21:44:00 +0100 |
commit | 8208aad86210c51cee729fc79842aabf854b018c (patch) | |
tree | 2cd92b736e0c08423d57b3ea516e3a119c239c96 | |
parent | f41adf85e01e5af6579d81cda5759e156298dd12 (diff) | |
parent | 5f4b9d5ba4807693f955ba6a6c71ecc39ab19b42 (diff) |
Merge pull request #951 from devinmcginty/master
Add more information on ranges in Haskell
-rw-r--r-- | haskell.html.markdown | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/haskell.html.markdown b/haskell.html.markdown index 748a29da..52433aaa 100644 --- a/haskell.html.markdown +++ b/haskell.html.markdown @@ -59,6 +59,7 @@ not False -- True "Hello " ++ "world!" -- "Hello world!" -- A string is a list of characters +['H', 'e', 'l', 'l', 'o'] -- "Hello" "This is a string" !! 0 -- 'T' @@ -67,10 +68,18 @@ not False -- True ---------------------------------------------------- -- Every element in a list must have the same type. --- Two lists that are the same +-- These two lists are the same: [1, 2, 3, 4, 5] [1..5] +-- Ranges are versatile. +['A'..'F'] -- "ABCDEF" + +-- You can create a step in a range. +[0,2..10] -- [0, 2, 4, 6, 8, 10] +[5..1] -- This doesn't work because Haskell defaults to incrementing. +[5,4..1] -- [5, 4, 3, 2, 1] + -- You can also have infinite lists in Haskell! [1..] -- a list of all the natural numbers |