22 lines
439 B
Markdown
22 lines
439 B
Markdown
---
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title: Number is even
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tags: math
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expertise: beginner
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cover: blog_images/by-the-lighthouse.jpg
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firstSeen: 2017-12-17T17:55:51+02:00
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lastUpdated: 2020-10-20T23:02:01+03:00
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---
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Checks if the given number is even.
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- Checks whether a number is odd or even using the modulo (`%`) operator.
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- Returns `true` if the number is even, `false` if the number is odd.
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```js
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const isEven = num => num % 2 === 0;
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```
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```js
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isEven(3); // false
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```
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