Examlex
PayPal is an example of a digital wallet.
Class
A blueprint for creating objects in object-oriented programming, defining the properties and behaviors of those objects.
Member Access Operator
In programming, an operator that accesses the property or method of an object or structure.
System.exit(0)
A method in Java that terminates the currently running Java virtual machine by initiating its shutdown sequence.
Garbage Collector
A component of the runtime environment responsible for automatically freeing memory by collecting and disposing objects that are no longer in use.
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