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author | Louis Pilfold <louis@lpil.uk> | 2024-01-18 20:34:43 +0000 |
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committer | Louis Pilfold <louis@lpil.uk> | 2024-01-18 20:34:43 +0000 |
commit | ab2b9a982ede817362072623ff9ae2aa42e083da (patch) | |
tree | 5c055c588fafc5075831b7d9273e232da76da73b /src/content/chapter1_functions/lesson01_recursion | |
parent | 8d93f5ab2a04a9f2f8eb23b11617d83fad1c5316 (diff) | |
download | tour-ab2b9a982ede817362072623ff9ae2aa42e083da.tar.gz tour-ab2b9a982ede817362072623ff9ae2aa42e083da.zip |
Move recursion lessons together
Diffstat (limited to 'src/content/chapter1_functions/lesson01_recursion')
-rw-r--r-- | src/content/chapter1_functions/lesson01_recursion/code.gleam | 17 | ||||
-rw-r--r-- | src/content/chapter1_functions/lesson01_recursion/text.html | 20 |
2 files changed, 0 insertions, 37 deletions
diff --git a/src/content/chapter1_functions/lesson01_recursion/code.gleam b/src/content/chapter1_functions/lesson01_recursion/code.gleam deleted file mode 100644 index ee93a6f..0000000 --- a/src/content/chapter1_functions/lesson01_recursion/code.gleam +++ /dev/null @@ -1,17 +0,0 @@ -import gleam/io - -pub fn main() { - io.debug(factorial(5)) - io.debug(factorial(7)) -} - -// A recursive functions that calculates factorial -pub fn factorial(x: Int) -> Int { - case x { - // Base case - 1 -> 1 - - // Recursive case - _ -> x * factorial(x - 1) - } -} diff --git a/src/content/chapter1_functions/lesson01_recursion/text.html b/src/content/chapter1_functions/lesson01_recursion/text.html deleted file mode 100644 index f1585bb..0000000 --- a/src/content/chapter1_functions/lesson01_recursion/text.html +++ /dev/null @@ -1,20 +0,0 @@ -<p> - Gleam doesn't have loops, instead iteration is done through recursion, that is - through top-level functions calling themselves with different arguments. -</p> -<p> - A recursive function needs to have at least one <em>base case</em> and at - least one <em>recursive case</em>. A base case returns a value without calling - the function again. A recursive case calls the function again with different - inputs, looping again. -</p> -<p> - The Gleam standard library has functions for various common looping patterns, - some of which will be introduced in later lessons, however for more complex - loops manual recursion is often the clearest way to write it. -</p> -<p> - Recursion can seem daunting or unclear at first if you are more familiar with - languages that have special looping features, but stick with it! With time - it'll become just as familiar and comfortable as any other way of iterating. -</p> |