JAVASCRIPT

replace object in array javascript

var item = {...}
var items = [{id:2}, {id:2}, {id:2}];

var foundIndex = items.findIndex(x => x.id == item.id);
items[foundIndex] = item;

javascript find object in array and replace it

 const updatedData = originalData.map(x => (x.id === id ? { ...x, updatedField: 1 } : x));