---
id: 5d792537533b1c7843bfd029
title: Step 92
challengeType: 0
dashedName: step-92
---
# --description--
The `includes` method works on a string and checks if the argument is its substring.
Add an empty if statement to `update` which executes if `element.id` is **not** a substring of `value`.
# --hints--
See description above for instructions.
```js
assert(
/constupdate=\(?event\)?=>\{constelement=event\.target;?constvalue=element\.value\.replace\(\/\\s\/g,["']{2}\);?if\(!\(?value\.includes\(element\.id\)\)?\)\{\}\}/.test(
code.replace(/\s/g, '')
)
);
```
# --seed--
## --before-user-code--
```html
Spreadsheet
```
## --after-user-code--
```html
```
## --seed-contents--
```html
```
# --solutions--
```html
```