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authorLouis Pilfold <louis@lpil.uk>2024-01-18 20:37:36 +0000
committerLouis Pilfold <louis@lpil.uk>2024-01-18 20:37:36 +0000
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parentb89fc3c98f14dc6d36efe5c7fc8a44c9b79c1e7f (diff)
downloadtour-36c767cf7058cca2c63f1a74161133f2492648e8.tar.gz
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Remove paragraph covered by previous lesson
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<p>
- Most commonly functions in the
- <a href="https://hexdocs.pm/gleam_stdlib/gleam/list.html"><code>gleam/list</code></a>
- module are used to iterate across a list, but at times you may prefer
- to work with the list directly.
+ Most commonly functions in the
+ <a href="https://hexdocs.pm/gleam_stdlib/gleam/list.html"
+ ><code>gleam/list</code></a
+ >
+ module are used to iterate across a list, but at times you may prefer to work
+ with the list directly.
</p>
<p>
- Gleam doesn't have a looping syntax, instead iteration is done through
- recursion and pattern matching.
-</p>
-<p>
The <code>[first, ..rest]</code> pattern matches on a list with at least one
element, assigning the first element to the variable <code>first</code> and
- the rest of the list to the variable <code>rest</code>.
- By using this pattern and a pattern for the empty list <code>[]</code> a
- function can run code on each element of a list until the end is reached.
+ the rest of the list to the variable <code>rest</code>. By using this pattern
+ and a pattern for the empty list <code>[]</code> a function can run code on
+ each element of a list until the end is reached.
</p>
<p>
This code sums a list by recursing over the list and adding each int to a
<code>total</code> argument, returning it when the end is reached.
</p>
-