how to find duplicate item in array of object in javascript
const values = [
{ name: 'someName1' },
{ name: 'someName2' },
{ name: 'someName3' },
{ name: 'someName1' }
]
const uniqueValues = new Set(values.map(v => v.name));
if (uniqueValues.size < values.length) {
console.log('uniqueValues')
}find how many similar object item in an array in javascript
const counts = {};
your_array.forEach(function(x.name) { counts[x.name] = (counts[x.name] || 0)+1; });Copyright © 2021 Codeinu
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