remove duplicates objects from array angular
this.item = this.item.filter((el, i, a) => i === a.indexOf(el))remove duplicates objects from array angular
this.item = this.item.filter((el, i, a) => i === a.indexOf(el))remove duplicate objects based on id from array angular 8
function getUnique(arr, comp) {
// store the comparison values in array
const unique = arr.map(e => e[comp])
// store the indexes of the unique objects
.map((e, i, final) => final.indexOf(e) === i && i)
// eliminate the false indexes & return unique objects
.filter((e) => arr[e]).map(e => arr[e]);
return unique;
}
console.log(getUnique(arr,'id'));Copyright © 2021 Codeinu
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