d coding by enabling you to start using new things before they have been declared. Let's see an example of how this
can help you.<br><br>

Suppose that while writing code, you find you need a new field. Traditionally, you would scroll up the class declaration, declare the new
field, then scroll back down and begin using it. You might do those steps in the opposite order, or you might just use a new symbol and forget to
declare it, not realizing your mistake until you compile. In any case, it's inefficient. 