3bc72ab274
* Remove pinning of eslint-plugin-markdown An issue affecting Node.js source has been fixed in eslint-plugin-markdown so we don't need to pin it to beta-4 anymore. Refs: https://github.com/eslint/eslint-plugin-markdown/issues/69 * Update eslint-plugin-markdown up to 1.0.0-beta.7 * Fix docs for eslint-plugin-markdown@1.0.0-beta.7 PR-URL: https://github.com/nodejs/node/pull/14047 Reviewed-By: Rich Trott <rtrott@gmail.com> Reviewed-By: Yuta Hiroto <hello@about-hiroppy.com> Reviewed-By: Refael Ackermann <refack@gmail.com> Reviewed-By: Luigi Pinca <luigipinca@gmail.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
41 lines
516 B
Markdown
41 lines
516 B
Markdown
# x-is-function
|
|
x is a function
|
|
|
|
# usage
|
|
`npm install x-is-function`
|
|
|
|
```js
|
|
var isFunction = require('x-is-function')
|
|
|
|
isFunction(function () {})
|
|
// -> true
|
|
|
|
isFunction("hello")
|
|
// -> false
|
|
|
|
isFunction("")
|
|
// -> false
|
|
|
|
isFunction(9)
|
|
// -> false
|
|
|
|
isFunction(true)
|
|
// -> false
|
|
|
|
isFunction(new Date())
|
|
// -> false
|
|
|
|
isFunction({})
|
|
// -> false
|
|
|
|
isFunction(null)
|
|
// -> false
|
|
|
|
isFunction(undefined)
|
|
// -> false
|
|
```
|
|
|
|
|
|
# related
|
|
a list of other `x-is-...` modules can be found at
|
|
* [x-is](https://www.npmjs.com/package/x-is)
|