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Last change
on this file since a762898 was a762898, checked in by istevanoska <ilinastevanoska@…>, 5 months ago |
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Added visualizations
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File size:
251 bytes
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| [a762898] | 1 | function differenceBy(firstArr, secondArr, mapper) {
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| 2 | const mappedSecondSet = new Set(secondArr.map(item => mapper(item)));
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| 3 | return firstArr.filter(item => {
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| 4 | return !mappedSecondSet.has(mapper(item));
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| 5 | });
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| 6 | }
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| 7 |
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| 8 | export { differenceBy };
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