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Radashi

isFunction

Determine if a value is a Function

67 bytes
since v12.1.0

Usage

Pass in a value and get a boolean telling you if the value is a function.

import * as 
import _
_ from 'radashi'


import _
_.
function isFunction(value: any): value is Function
Return true if the given value is a function.
@see ― https://radashi.js.org/reference/typed/isFunction
@example 
isFunction(0) // => false
isFunction(() => {}) // => true
isFunction(function() {}) // => true
isFunction(async function() {}) // => true
isFunction(class {}) // => false
@version ― 12.1.0
isFunction('hello') // => false
import _
_.
function isFunction(value: any): value is Function
Return true if the given value is a function.
@see ― https://radashi.js.org/reference/typed/isFunction
@example 
isFunction(0) // => false
isFunction(() => {}) // => true
isFunction(function() {}) // => true
isFunction(async function() {}) // => true
isFunction(class {}) // => false
@version ― 12.1.0
isFunction(['hello']) // => false
import _
_.
function isFunction(value: any): value is Function
Return true if the given value is a function.
@see ― https://radashi.js.org/reference/typed/isFunction
@example 
isFunction(0) // => false
isFunction(() => {}) // => true
isFunction(function() {}) // => true
isFunction(async function() {}) // => true
isFunction(class {}) // => false
@version ― 12.1.0
isFunction(() => 'hello') // => true