is-function

Is that thing a function? Use this module to find out.

API

module.exports = function isFunction(fn) -> Boolean

Return true if fn is a function, otherwise false.

Why not typeof fn === 'function'

Because certain old browsers misreport the type of RegExp objects as functions.

Acknowledgements

I stole this from https://github.com/ljharb/object-keys

License

MIT

Current Tags

• 1.0.2                                ...           latest (6 years ago)

4 Versions

• 1.0.2                                ...           6 years ago
• 1.0.1                                ...           12 years ago
• 1.0.0                                ...           12 years ago
• 0.0.0                                ...           12 years ago