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This commit is contained in:
Angelos Chalaris
2018-07-18 21:02:42 +03:00
parent 03ee6f73ca
commit b129b46c0d
8 changed files with 115 additions and 1 deletions
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6
test/uniqueElementsBy/uniqueElementsBy.js Normal file
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const uniqueElementsBy = (arr, fn) =>
arr.reduce((acc, v) => {
if (!acc.some(x => fn(v, x))) acc.push(v);
return acc;
}, []);
module.exports = uniqueElementsBy;