npm · npm:is-function

is-function active

is that thing a function? Use this module to find out

The latest stable version of is-function is 1.0.2, published on 2020-04-22. Verified by Vigia on 2026-11-12.

Latest stable version	1.0.2
Published	2020-04-22 18:24:14 UTC
Install	`npm install is-function@latest`
Requires (engines)	none declared
Peer dependencies	—
Dist-tags	`latest: 1.0.2`
License	MIT
Advisories on latest version	none known
Last verified	2026-11-12 15:53:25 UTC
Sources	api.deps.dev, registry.npmjs.org, registry.npmjs.org

Maintenance

Activity	dormant
Last stable release	2020-04-22 18:24:14 UTC · 2395 days ago
Stable releases in the last 12 months	0
Published versions	4

Heuristic based only on release dates; it does not measure issue or security response times.

Version history

Version	Published
`1.0.2`	2020-04-22 18:24:14 UTC
`1.0.1`	2014-02-18 07:19:19 UTC
`1.0.0`	2014-01-07 21:22:42 UTC
`0.0.0`	2014-01-07 20:18:36 UTC

Showing the 4 most recent of 4 versions. JSON

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Frequently asked questions

What is the latest version of is-function?

The latest stable version of is-function is 1.0.2, published on 2020-04-22. Verified by Vigia on 2026-11-12.

How do I install the latest version of is-function?

Run npm install is-function@latest. The latest stable version is 1.0.2 (verified 2026-11-12).

Is is-function deprecated?

No. is-function is not marked as deprecated in the registry.

Which Node.js version does is-function require?

is-function 1.0.2 does not declare a Node.js version requirement.

Does is-function 1.0.2 have known vulnerabilities?

No known advisories affect is-function 1.0.2 according to the data Vigia checks.

Is is-function still maintained?

is-function published 0 stable releases in the last 12 months; the most recent was 2395 days ago. Activity: dormant.

Observed changes

No changes observed yet since Vigia started tracking this package.

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