update object in array state by index

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Laura
22 Jun 2018
1const handleAdd = (todo) => {
2  const newTodos = [...todos];
3  newTodos.push(todo);
4  setTodos(newTodos);
5}
6
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Marty
29 Jan 2018
1this.setState(({items}) => ({
2    items: [
3        ...items.slice(0,1),
4        {
5            ...items[1],
6            name: 'newName',
7        },
8        ...items.slice(2)
9    ]
10}));
11
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