const counterReducer = (count, action) => { switch (action.type) { case 'INCREASE': return count + 1; case 'DECREASE': return count - 1; default: return count; } };
const counterReducer = (count, action) => { switch (action.type) { case 'INCREASE': return count + 1; case 'DECREASE': return count - 1; default: return count; } };