freeCodeCamp/guide/english/certifications/javascript-algorithms-and-data-structures/basic-javascript/iterate-with-javascript-while-loops/index.md

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title: Iterate with JavaScript While Loops
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# Iterate with JavaScript While Loops

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## Problem Explanation
While loops will run as long as the condition inside the ( ) is true.

Example:

```javascript
while (condition) {
  //code...
}
```

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## Hints

### Hint 1
Use a iterator variable such as i in your condition
```javascript
var i = 0;
while (i <= 4) {}
```


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## Solutions

<details><summary>Solution 1 (Click to Show/Hide)</summary>

```javascript
// Setup
var myArray = [];

// Only change code below this line.
var i = 0;
while (i <= 4) {
  myArray.push(i);
  i++;
}
```
</details>