Function constructor: Function.length

Function.length is always 1, the only "required" param

assert.strictEqual(Function.length, 1);

Links

spec docs The very first version of the spec defines this property already, the ES1 spec, see section 15.3.3.2 (PDF 732kB).

Required Knowledge

• `function.length` (as introduced in ES1) (function API)

Related Katas

function API

• function.length (as introduced in ES1)
• function.bind()
• function.length (with ES5 features)
• function.length (with ES6 features)
• function.name

Arrow functions

• basics
• function binding

Async Function

• basics

Difficulty Level

BEGINNER

Stats

1 tests to solve