Subscribing to Store Updates
Up until here we have dispatched our actions, made sure the reducer received them and then responded with updates. The next step is to receive a notification of the update using store.subscribe().
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When you visit the bank, let the Cashier know your intended WITHDRAWAL action, and successfully receive your money, what next?
Most likely, you will receive an alert via email/text or some other mobile notification saying you have performed a transaction, and your new account balance is so and so.
If you don’t receive mobile notifications, you’ll definitely receive some sort of ‘personal receipt’ to show that a successful transaction was carried out on your account.
Okay, note the flow. An action was initiated, you received your money, you got an alert for a successful transaction.
We seem to be having a problem with ...