---
id: 587d7b7e367417b2b2512b22
title: Use the parseInt Function with a Radix
challengeType: 1
videoUrl: ''
localeTitle: ''
---

## Description
undefined

## Instructions
undefined

## Tests
<section id='tests'>

```yml
tests:
  - text: ''
    testString: 'assert(/parseInt/g.test(code), "<code>convertToInteger</code> should use the <code>parseInt()</code> function");'
  - text: ''
    testString: 'assert(typeof(convertToInteger("10011")) === "number", "<code>convertToInteger("10011")</code> should return a number");'
  - text: ''
    testString: 'assert(convertToInteger("10011") === 19, "<code>convertToInteger("10011")</code> should return 19");'
  - text: ''
    testString: 'assert(convertToInteger("111001") === 57, "<code>convertToInteger("111001")</code> should return 57");'
  - text: ''
    testString: 'assert.isNaN(convertToInteger("JamesBond"), "<code>convertToInteger("JamesBond")</code> should return NaN");'

```

</section>

## Challenge Seed
<section id='challengeSeed'>

<div id='js-seed'>

```js
function convertToInteger(str) {

}

convertToInteger("10011");

```

</div>



</section>

## Solution
<section id='solution'>

```js
// solution required
```
</section>