Package
iserror
Test whether value is error object
Key numbers
As of 25 Sept 2026
- Weekly downloads
- 966.8k
- +29% over 12 months
- Gzip bundle size
- -
- No Bundlephobia data
- Dependencies
- 0
- Direct, from package.json
- Last release
- 9 years ago
- v0.0.2
- GitHub stars
- 6
- 1 forks
- Open issues / PRs
- 1 / 0
- Contributors
- -
- Commits, last 52 weeks
- 0
Downloads
Last week 2026-09-15 to 2026-09-21
966,812 downloads last week, 4,325,409 in the last month. The 12-month change of +29% compares the average of the last 4 weeks with the first 4 weeks of the series.
- Releases, last 12 months
- 02 in total
- Latest version
- 0.0.2, 30 Mar 20179 years ago
- First published
- 13 Mar 2017
- Last push to GitHub
- 11 May 20173,423 days before the snapshot
- Repository archived
- No
- Open issues
- 1
- Open pull requests
- 0
- Commits, last 52 weeks
- 0
- Dependents on npm
- 21
Major versions
- v0 first release 0.0.1, 13 Mar 2017
Recent releases
| Version | Published |
|---|---|
| 0.0.2 | 30 Mar 2017 |
| 0.0.1 | 13 Mar 2017 |
- Module format
- CommonJSFrom package.json type, main and exports fields
- TypeScript types
- None
- Node.js engine range
- Not declared
- Runtimes
- -
- Unpacked size (npm)
- -
- Dependencies (0)
- None
npm install iserror- jsDelivr
https://cdn.jsdelivr.net/npm/iserror@0.0.2/ - unpkg
https://unpkg.com/iserror@0.0.2/ - esm.sh
https://esm.sh/iserror@0.0.2
| Package | Weekly downloads | Gzip | Last release | Module | Comparison |
|---|---|---|---|---|---|
| @pollyjs/utils | 141.8k | - | 3 years ago | ESM + CommonJS | - |
| @pollyjs/adapter-node-http | 111.1k | - | 3 years ago | ESM + CommonJS | - |
| @pollyjs/adapter-fetch | 33.4k | - | 1 year ago | ESM + CommonJS | - |
| object-inspect | 124.4m | - | 1 year ago | CommonJS | - |
| is-empty | 674.5k | - | 9 years ago | CommonJS | - |
| mermaid-isomorphic | 475.6k | - | 7 months ago | ESM only | - |
| popsicle | 259.1k | - | 2 years ago | CommonJS | - |
| @kvs/env | 83.8k | - | 8 months ago | ESM + CommonJS | - |
Indexability: Indexed.