is-function
v1.0.2
Published
is that thing a function? Use this module to find out
Downloads
14,992,376
Readme
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