created 12/12/99; revised 01/22/00, 07/20/02, 05/27/03
do
Statement
Loops are so important, and are so common in programs,
that there are several Java language features
for implementing them.
You have already seen while
loops
and for
loops.
This chapter looks at do
loops.
A programming language needs to have
only one general looping method.
In Java, the
while
statement can be used to implement any loop.
However,
as we have seen,
the for
statement is very
convenient.
The do
loop is occasionally convenient.
Of the three looping statements, it is used the least.
Some programmers prefer not to use it at all.
do
statement.
The do
statement is not part
of the AP (Advanced Placement)
computer science test given to
high school students in the US.
It is not used in the chapters that
follow this one.