22 lines
407 B
Markdown
22 lines
407 B
Markdown
---
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title: Last n elements
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type: snippet
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language: javascript
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tags: [array]
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author: chalarangelo
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cover: fort-lamp
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dateModified: 2022-07-23T05:00:00-04:00
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---
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Gets the last `n` elements of an array.
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- Use `Array.prototype.slice()` with a start value of `-n` to get the last `n` elements of `arr`.
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```js
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const lastN = (arr, n) => arr.slice(-n);
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```
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```js
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lastN(['a', 'b', 'c', 'd'], 2); // ['c', 'd']
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```
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