freeCodeCamp/guide/english/certifications/javascript-algorithms-and-data-structures/basic-javascript/understanding-boolean-values/index.md

---
title: Understanding Boolean values
---
## Understanding Boolean values

### Problem explanation:
Modify the `welcomeToBooleans` function so that it returns `true` instead of `false` when the run button is clicked.

### Hint 1
You just need to edit line 5 so the function returns `true` instead of `false`.
> _try to solve the problem now_

## Spoiler Alert!

**Solution ahead!**

## ![:beginner:](https://forum.freecodecamp.com/images/emoji/emoji_one/beginner.png?v=3 ":beginner:") Basic code solution:

```javascript
function welcomeToBooleans() {

// Only change code below this line.

return true; // Change this line

// Only change code above this line.
}
```

### Code explanation
Just modifying the `Boolean` value you wan't the function to return from `false` to `true` will meet the requirements.

### Resources
[MDN glossary - Boolean](https://developer.mozilla.org/en-US/docs/Glossary/Boolean)

[Wikipedia - Boolean data type](https://en.wikipedia.org/wiki/Boolean_data_type)