main
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Last change
on this file was d565449, checked in by stefan toskovski <stefantoska84@…>, 4 weeks ago |
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Update repo after prototype presentation
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Property mode
set to
100644
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File size:
252 bytes
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| 1 | export default function uniqueBy(arr, fn) {
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| 2 | var identifiers = new Set();
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| 3 | return arr.filter(function (item) {
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| 4 | var identifier = fn(item);
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| 5 |
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| 6 | if (!identifiers.has(identifier)) {
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| 7 | identifiers.add(identifier);
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| 8 | return true;
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| 9 | }
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| 10 | });
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| 11 | } |
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