14 lines
230 B
Markdown
14 lines
230 B
Markdown
### last
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Returns the last element in an array.
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Use `arr.length - 1` to compute the index of the last element of the given array and returning it.
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```js
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const last = arr => arr[arr.length - 1];
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```
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```js
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last([1,2,3]) -> 3
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```
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