Bad judgment :isValid
- Dominant language
- JavaScript
- Stars
- 48.7k
- Forks
- 2.5k
- PR merge metrics
- No merged PRs in 30d
Description
**Describe the bug**
A clear and concise description of what the bug is.
**Expected behavior**
A clear and concise description of what you expected to happen.
**Information**
- Day.js Version [e.g. v1.11.13]
- OS: [e.g. win]
- Browser [e.g. chrome 113]
- Time zone: [e.g. GMT-07:00 DST (Pacific Daylight Time)]

Contributor guide
Research direction
The issue names only the Day.js behavior `:isValid` and provides a screenshot; no source file, test, reproduction steps, or expected result is specified. Start by identifying and reproducing the reported behavior in Day.js, then clarify the expected result before adding a focused regression test and verifying the corrected behavior.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- javascript
- Domain
- web-dev
- Issue type
- Bug
- Difficulty
- 3/5
- Estimated time
- 1-2 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 20/100