lean-ja / lean-ja/lean-by-example

Array と比較した List のパフォーマンス上の利点

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Lean
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Description

For example, if you want to have a reference to both xs and ys := x :: xs at the same time, there is no problem, but if you want a reference to both as and bs := Array.push as a, this will copy the whole array.

cf. Folding over Array vs. over List

Contributor guide

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First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

No repository file, test, or entry point is identified in the issue. First clarify whether the intended outcome is documentation comparing List and Array performance, then locate the relevant Lean-by-example section and define the examples or evidence that would count as complete.

Written by the indexing model from the issue text.

Assessment

Domain
documentation
Issue type
Documentation
Difficulty
5/5
Estimated time
Over a week
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

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