---
id: 5d792536e33baeaa60129e0a
title: Part 79
challengeType: 0
dashedName: part-79
---
# --description--
In `window.onload`, assign `document.getElementById("container")` to `container`. Also assign `charRange("A", "J")` to `letters`.
# --hints--
See description above for instructions.
```js
assert(
/window\.onload=\(\)=>\{constcontainer=document\.getElementById\(["']container["']\);?constletters=charRange\(["']A["'],["']J["']\);?\}/.test(
code.replace(/\s/g, '')
)
);
```
# --seed--
## --before-user-code--
```html
Spreadsheet
```
## --after-user-code--
```html
```
## --seed-contents--
```html
```
# --solutions--
```html
```