---
id: 5d792535f1f7adf77de5831d
title: Part 46
challengeType: 0
isHidden: true
---
## Description
Replace `[end]` with a recursive call to `range`: `[start].concat(range(start + 1, end))`
## Instructions
## Tests
```yml
tests:
- text: See description above for instructions.
testString: assert(JSON.stringify(range(1, 5)) === "[1,2,3,4,5]");
```
## Challenge Seed
```html
```
### Before Test
### After Test
```html
```
## Solution