How to update element inside List with ImmutableJS?

Question

Here is what official docs said

updateIn(keyPath: Array, updater: (value: any) => any): List
updateIn(keyPath: Array, notSe         


        

Answer 1

You can use map:

list = list.map((item) => { 
    return item.get("name") === "third" ? item.set("count", 4) : item; 
});

But this will iterate over the entire collection.