Finally, do while loops can be used when you want to run a code block at least once. For example, in many user interface scenarios, it can be useful to tell the user when there is nothing to perform.

The author of this tip is John Zukowski, president and principal consultant of JZ Ventures, Inc. The enhanced for-loop is a popular feature introduced with the Java SE platform in version 5.0.

Complete your tour of JDK 5’s language features by exploring autoboxing and unboxing, the enhanced for loop, static imports, varargs, and covariant return types. This article wraps up my three ...