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Update countOccurrences function

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Removes unnecessary addition of `0`.
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Brian Douglas
2018-06-05 13:25:49 +01:00
committed by GitHub
parent 47a89ee80c
commit 11b4eadc38
1 changed files with 1 additions and 1 deletions
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snippets/countOccurrences.md
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@ -5,7 +5,7 @@ Counts the occurrences of a value in an array.
Use `Array.reduce()` to increment a counter each time you encounter the specific value inside the array. Use `Array.reduce()` to increment a counter each time you encounter the specific value inside the array.
```js ```js
const countOccurrences = (arr, val) => arr.reduce((a, v) => (v === val ? a + 1 : a + 0), 0); const countOccurrences = (arr, val) => arr.reduce((a, v) => (v === val ? a + 1 : a), 0);
``` ```
```js ```js