JSFiddle - React, Tailwind, and code Playground
JavaScript
let i = 0;
let myArray = [{id: "123", title:"test"}, {id: "321", title:"test2"},];
var obj = Object.assign({}, ...myArray.map(item => ({[item.id]: item})));
console.log(obj);
let i = 0;
let myArray = [{id: "123", title:"test"}, {id: "321", title:"test2"},];
var obj = Object.assign({}, ...myArray.map(item => ({[item.id]: item})));
console.log(obj);