21 lines
391 B
Markdown
21 lines
391 B
Markdown
---
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title: Number is odd
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tags: math
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expertise: beginner
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firstSeen: 2019-09-25T20:35:06+03:00
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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 odd.
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- Check whether a number is odd or even using the modulo (`%`) operator.
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- Return `true` if the number is odd, `false` if the number is even.
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```js
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const isOdd = num => num % 2 === 1;
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```
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```js
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isOdd(3); // true
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```
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