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browser-test.js | ||
index.js | ||
LICENSE | ||
package.json | ||
README.md | ||
test.html | ||
test.js |
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