source:
node_modules/es-toolkit/dist/array/differenceBy.mjs
| Last change on this file was a762898, checked in by , 5 months ago | |
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| File size: 251 bytes | |
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| 1 | function differenceBy(firstArr, secondArr, mapper) { |
| 2 | const mappedSecondSet = new Set(secondArr.map(item => mapper(item))); |
| 3 | return firstArr.filter(item => { |
| 4 | return !mappedSecondSet.has(mapper(item)); |
| 5 | }); |
| 6 | } |
| 7 | |
| 8 | export { differenceBy }; |
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