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Last change
on this file was a762898, checked in by istevanoska <ilinastevanoska@…>, 5 months ago |
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File size:
352 bytes
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| 1 | 'use strict';
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| 2 |
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| 3 | Object.defineProperty(exports, Symbol.toStringTag, { value: 'Module' });
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| 4 |
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| 5 | function differenceBy(firstArr, secondArr, mapper) {
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| 6 | const mappedSecondSet = new Set(secondArr.map(item => mapper(item)));
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| 7 | return firstArr.filter(item => {
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| 8 | return !mappedSecondSet.has(mapper(item));
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| 9 | });
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| 10 | }
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| 11 |
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| 12 | exports.differenceBy = differenceBy;
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