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Merge pull request #949 from shchegol/master

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Array methods: minor mistake
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Ilya Kantor 2019-04-30 22:05:45 +02:00 • committed by GitHub
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1-js/05-data-types/05-array-methods/article.md
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@ -239,7 +239,7 @@ These are methods to search for something in an array.
The methods [arr.indexOf](mdn:js/Array/indexOf), [arr.lastIndexOf](mdn:js/Array/lastIndexOf) and [arr.includes](mdn:js/Array/includes) have the same syntax and do essentially the same as their string counterparts, but operate on items instead of characters: The methods [arr.indexOf](mdn:js/Array/indexOf), [arr.lastIndexOf](mdn:js/Array/lastIndexOf) and [arr.includes](mdn:js/Array/includes) have the same syntax and do essentially the same as their string counterparts, but operate on items instead of characters:
- `arr.indexOf(item, from)` looks for `item` starting from index `from`, and returns the index where it was found, otherwise `-1`. - `arr.indexOf(item, from)` looks for `item` starting from index `from`, and returns the index where it was found, otherwise `-1`.
- `arr.lastIndexOf(item, from)` -- same, but looks from right to left. - `arr.lastIndexOf(item, from)` -- same, but looks for from right to left.
- `arr.includes(item, from)` -- looks for `item` starting from index `from`, returns `true` if found. - `arr.includes(item, from)` -- looks for `item` starting from index `from`, returns `true` if found.
For instance: For instance: