60 lines
779 B
Markdown
60 lines
779 B
Markdown
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---
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id: 587d7b8c367417b2b2512b58
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title: Create an Export Fallback with export default
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challengeType: 1
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videoUrl: ''
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localeTitle: ''
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---
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## Description
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undefined
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## Instructions
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undefined
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## Tests
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<section id='tests'>
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```yml
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tests:
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- text: ''
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testString: 'getUserInput => assert(getUserInput("index").match(/export\s+default\s+function\s+subtract\(x,y\)\s+{return\s+x\s-\s+y;}/g), "Proper used of <code>export</code> fallback.");'
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```
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</section>
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## Challenge Seed
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<section id='challengeSeed'>
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<div id='js-seed'>
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```js
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"use strict";
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function subtract(x,y) {return x - y;}
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```
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</div>
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### Before Test
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<div id='js-setup'>
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```js
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window.exports = function(){};
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```
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</div>
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</section>
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## Solution
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<section id='solution'>
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```js
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// solution required
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```
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</section>
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