datacamp / datacamp/rdocumentation-2.0

nrow() function doesn't work for vectors

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TypeScript
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Merged PRs (30d)
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Description

If a vector is used as the argument to the nrow() function, the function returns NULL.

Example:
vector <- c(1, 2, 3, 4, 5)
nrow(vector)

(expected = 5)
(actual = NULL)

Contributor guide

Open the contributing guide

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

Start by reproducing the supplied R example and reading the repository's documentation-related entry points for how function behavior is represented. Confirm the intended behavior for nrow() on vectors before identifying the relevant documentation or handling path; done means the documented or implemented behavior matches the project's decision and is covered by an appropriate check.

Written by the indexing model from the issue text.

Assessment

Tech stack
r
Domain
documentation
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

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