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30-seconds-of-code/snippets/last.md
Selim Ajimi 4b0bc342c1 Fix typos in spaces 
Fix typo to fit the context

Fix typo add space

Fix small typo

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Update tail.md

Fix typo

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Fix typo

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2017-12-22 23:48:42 +01:00

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last

Returns the last element in an array.

Use arr.length - 1 to compute the index of the last element of the given array and returning it.

const last = arr => arr[arr.length - 1];
// last([1,2,3]) -> 3