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freeCodeCamp/curriculum/challenges/english/02-javascript-algorithms-and-data-structures/debugging/catch-misspelled-variable-and-function-names.md
Andrew Dawes 95561b0cb4 fix(curriculum): several typos and grammar errors (#48210)
* Fixed several typos and grammar errors

* Revert to an because the context is english US

* Fixed some weird wording

* Switch a to an

Co-authored-by: Ilenia <nethleen@gmail.com>

Co-authored-by: Ilenia <nethleen@gmail.com>
2022-10-25 13:38:21 +02:00

70 lines
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---
id: 587d7b84367417b2b2512b35
title: Catch Misspelled Variable and Function Names
challengeType: 1
forumTopicId: 301186
dashedName: catch-misspelled-variable-and-function-names
---
# --description--
The `console.log()` and `typeof` methods are the two primary ways to check intermediate values and types of program output. Now it's time to get into the common forms that bugs take. One syntax-level issue that fast typers can commiserate with is the humble spelling error.
Transposed, missing, or mis-capitalized characters in a variable or function name will have the browser looking for an object that doesn't exist - and complain in the form of a reference error. JavaScript variable and function names are case-sensitive.
# --instructions--
Fix the two spelling errors in the code so the `netWorkingCapital` calculation works.
# --hints--
Check the spelling of the two variables used in the netWorkingCapital calculation, the console output should show that "Net working capital is: 2".
```js
assert(netWorkingCapital === 2);
```
There should be no instances of misspelled variables in the code.
```js
assert(!code.match(/recievables/g));
```
The `receivables` variable should be declared and used properly in the code.
```js
assert(code.match(/receivables/g).length == 2);
```
There should be no instances of misspelled variables in the code.
```js
assert(!code.match(/payable;/g));
```
The `payables` variable should be declared and used properly in the code.
```js
assert(code.match(/payables/g).length == 2);
```
# --seed--
## --seed-contents--
```js
let receivables = 10;
let payables = 8;
let netWorkingCapital = recievables - payable;
console.log(`Net working capital is: ${netWorkingCapital}`);
```
# --solutions--
```js
let receivables = 10;
let payables = 8;
let netWorkingCapital = receivables - payables;
console.log(`Net working capital is: ${netWorkingCapital}`);
```