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stiller/anna.js

Last active October 27, 2021 10:21
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anna.js
input = [ { personId: 1, color: 'red' }, { personId: 2, color: 'red' } ]
personIds = [...new Set(input.map(e => e.personId))]
//add 'green'
personIds.forEach(personId => input.push({ personId, color: 'green' }))
//remove 'green'
input = input.filter(item => item.color !== 'green')
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