npm package
Homeis-function
The is-function package is a utility module that checks if a given input is a function. It is particularly useful in scenarios where the type of an object may be misreported, such as in older browsers. This package helps ensure that your code behaves correctly by confirming the type of functions before invoking them.
- lurq health score
- 39/100
- Confidence
- unproven
- Weekly downloads
- 4,066,373
- Latest version
- 1.0.2
- Last release
- Apr 22, 2020
- License
- MIT
Should you depend on is-function?
lurq's verdict: low
- No known advisories
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Upgrading is-function
What each major version removed, renamed or re-signatured, from lurq's extraction of the published packages.
- 0.0.0 → 1.0.2diff ready
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Scored from public signals (npm registry, GitHub, deps.dev and advisory databases). Data as of Sep 9, 2026; this page refreshes every 168 hours. Source repository.