add : javascript code snippet inn array manipulation categories #42
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JaberChowdhury
commented
Dec 30, 2024
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Mathys-Gasnier
requested changes
Dec 30, 2024
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Any reason for the updates ? If not rollback them please
| " arr.forEach((item) => {", | ||
| " counts[item] = (counts[item] || 0) + 1;", | ||
| " });", | ||
| " const duplicates = {};", |
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You could replace the duplicates part with a simple filter over the object
Object.fromEntries(
counts.entries().filter(([key, value]) => value > 1)
)It makes the code easier to understand at a glance.
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