18 lines
575 B
Markdown
18 lines
575 B
Markdown
### longestItem
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Takes any iterable object or object with a `length` property and returns the longest one.
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The function sorts all arguments by their `length` and returns the first (longest) one.
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```js
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const longestItem = (...vals) => [...vals].sort((a, b) => b.length - a.length)[0];
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```
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```js
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longestItem ('this', 'is', 'a', 'testcase'); // 'testcase'
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longestItem (...['a', 'ab', 'abc']); // 'abc'
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longestItem (...['a', 'ab', 'abc'], 'abcd'); // 'abcd'
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longestItem([1, 2, 3], [1, 2], [1, 2, 3, 4, 5]); // [1, 2, 3, 4, 5]
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longestItem([1, 2, 3], 'foobar'); // 'foobar'
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```
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