delete duplicates in array of objects javascript
const arr = [ { id: 1, name: "test1" }, { id: 2, name: "test2" }, { id: 2, name: "test3" }, { id: 3, name: "test4" }, { id: 4, name: "test5" }, { id: 5, name: "test6" }, { id: 5, name: "test7" }, { id: 6, name: "test8" } ]; const filteredArr = arr.reduce((acc, current) => { const x = acc.find(item => item.id === current.id); if (!x) { return acc.concat([current]); } else { return acc; } }, []);
