The Lodash method `_.isFunction` exported as a module.

Is it a function?

If isFunction(callbackfn) is false, throw a TypeError exception.

Test if a value is a function.

TypeScript definitions for lodash.isfunction

<dl> <dt><a href="#isFunction">isFunction(func)</a> ⇒ <code>undefined</code></dt> <dd><p>isFunction</p> </dd> <dt><a href="#isAsyncFunction">isAsyncFunction(func)</a> ⇒ <code>boolean</code></dt> <dd><p>isAsyncFunction</p> </dd> <dt><a href="#invokeFunctio

Validates if a value is a function.

<img src="http://craydent.com/JsonObjectEditor/img/svgs/craydent-logo.svg" width=75 height=75/>

Check if a value is a function

return isFunction(wat) ? wat() : wat

Simple function test

TypeScript definitions for is-function

Tests the input for correct and reasonable conditions, such as isObject, isFunction etc...

check if an AST node is a function of some sort

This library provides next util: isBoolean, isFunction, isNumber, isNumbers, isObject and isString, function can be object, number can not be NaN.

utils for daybrush

Isomorphic, functional type-checking for Javascript

Test whether a given value is a function.

Augmented Next Core - Utilities and Functions.

checks if value is a function