11 lines
223 B
Markdown
11 lines
223 B
Markdown
### initial
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Returns all the elements of an array except the last one.
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Use `arr.slice(0,-1)`to return all but the last element of the array.
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```js
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const initial = arr => arr.slice(0, -1);
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// initial([1,2,3]) -> [1,2]
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```
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