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add comprehension filter example

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Brian Cleary 2018-08-16 16:36:44 -07:00 committed by GitHub
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1 changed files with 2 additions and 1 deletions
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@ -506,9 +506,10 @@ add_10(3) # => 13
map(add_10, [1,2,3]) # => [11, 12, 13] map(add_10, [1,2,3]) # => [11, 12, 13]
filter(x -> x > 5, [3, 4, 5, 6, 7]) # => [6, 7] filter(x -> x > 5, [3, 4, 5, 6, 7]) # => [6, 7]
# We can use list comprehensions for nicer maps # We can use list comprehensions
[add_10(i) for i=[1, 2, 3]] # => [11, 12, 13] [add_10(i) for i=[1, 2, 3]] # => [11, 12, 13]
[add_10(i) for i in [1, 2, 3]] # => [11, 12, 13] [add_10(i) for i in [1, 2, 3]] # => [11, 12, 13]
[x for x in [3, 4, 5, 6, 7] if x > 5] # => [6, 7]
#################################################### ####################################################
## 5. Types ## 5. Types