npm · npm:is-upper-case
is-upper-case deprecated
Returns `true` if the string is upper case only.
| Latest stable version | 3.0.0 |
|---|---|
| Published | 2023-09-30 01:31:16 UTC |
| Deprecation | Use `input.toUpperCase() === input` |
| Requires (engines) | none declared |
| Peer dependencies | — |
| Dist-tags | latest: 3.0.0 |
| License | MIT |
| Advisories on latest version | none known |
| Last verified | 2026-09-28 08:56:40 UTC |
| Sources | registry.npmjs.org, registry.npmjs.org, api.deps.dev |
Maintenance
| Activity | dormant |
|---|---|
| Last stable release | 2023-09-30 01:31:16 UTC · 1094 days ago |
| Stable releases in the last 12 months | 0 |
| Published versions | 10 |
Heuristic based only on release dates; it does not measure issue or security response times.
Version history
| Version | Published |
|---|---|
3.0.0 withdrawn | 2023-09-30 01:31:16 UTC |
2.0.2 | 2020-12-02 00:31:47 UTC |
2.0.1 | 2019-12-06 03:05:39 UTC |
2.0.0 | 2019-12-01 06:19:05 UTC |
1.1.2 | 2015-12-16 00:21:58 UTC |
1.1.1 | 2015-02-08 06:52:40 UTC |
1.1.0 | 2015-01-12 07:47:13 UTC |
1.0.1 | 2014-08-23 21:46:01 UTC |
1.0.0 | 2014-08-17 19:10:23 UTC |
0.0.1 | 2014-04-25 08:14:52 UTC |
Showing the 10 most recent of 10 versions. JSON
Frequently asked questions
What is the latest version of is-upper-case?
The latest stable version of is-upper-case is 3.0.0, published on 2023-09-30. Verified by Vigia on 2026-09-28.
Is is-upper-case deprecated?
Yes. The registry marks is-upper-case as deprecated. Message from the maintainers: "Use `input.toUpperCase() === input`"
Which Node.js version does is-upper-case require?
is-upper-case 3.0.0 does not declare a Node.js version requirement.
Does is-upper-case 3.0.0 have known vulnerabilities?
No known advisories affect is-upper-case 3.0.0 according to the data Vigia checks.
Is is-upper-case still maintained?
is-upper-case published 0 stable releases in the last 12 months; the most recent was 1094 days ago. Activity: dormant.
Observed changes
No changes observed yet since Vigia started tracking this package.
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For agents
GET https://vigia.coredls.cloud/v1/packages/npm/is-upper-case
GET https://vigia.coredls.cloud/v1/packages/npm/is-upper-case/versions/{version}