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DoctorDerek/Using Set with an Array of Objects to Find Unique Values.js

Created November 3, 2020 19:49
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How to Use Set with an Array of Objects to Find The Unique Values Among Those Objects
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Using Set with an Array of Objects to Find Unique Values.js
const yearsArray = [{ year: 1999 }, { year: 2000 }, { year: 1999 }]
const arrayOfOnlyYears = yearsArray.map((object) => object.year)
const uniqueYears = [...new Set(arrayOfOnlyYears)]
console.log(uniqueYears) // [1999,2000]
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