In this article, we will discuss
The main purpose of these rapper classes is to exchange ancient data and objects.
Let's look at an example using the array list class.
If you haven't seen the array list class before, you can think of it as a place to save a list of items.
In this example, we are storing numeric data in the entry list.
This example shows that any
How to use the integer wrapper class.
Conversion in rapper classes and thus applies to all types of rapper classes:
integer code = > Double 32MWV code "2dMWV" "
This exchange also occurs when starting a rapper class object instance.
Each of these instances causes the compiler to autobox the initial value in an object of the correct wrapped class.
Here are some examples where we inbox the values:
As you can see, the easiest way to set inbox or autobox values is to easily assign a rapper object to an old value, or a rapper object to an old variable. Be assigned.
These previous examples also showed some of the methods that exist in rapper classes.