javascript compare two arrays of objects get same elements
var result = result1.filter(function (o1) {
return result2.some(function (o2) {
return o1.id === o2.id; // return the ones with equal id
});
});
// if you want to be more clever...
let result = result1.filter(o1 => result2.some(o2 => o1.id === o2.id));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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