Skip to Content
Java How to Program, Early Objects, 11th Edition
book

Java How to Program, Early Objects, 11th Edition

by Paul J. Deitel, Harvey Deitel
June 2017
Beginner
1296 pages
69h 23m
English
Pearson
Content preview from Java How to Program, Early Objects, 11th Edition

25.3 Introduction to JShell

[Note: This section may be read after studying Chapter 2, Introduction to Java Applications; Input/Output and Operators.]

In Chapter 2, to create a Java application, you:

  1. created a class containing a main method.

  2. declared in main the statements that will execute when you run the program.

  3. compiled the program and fixed any compilation errors that occurred. This step had to be repeated until the program compiled without errors.

  4. ran the program to see the results.

By automatically compiling and executing code as you complete each expression or statement, JShell eliminates the overhead of

  • creating a class containing the code you wish to test,

  • compiling the class and

  • executing the class.

Instead, you can focus ...

Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Start your free trial

You might also like

Beginning Java 17 Fundamentals: Object-Oriented Programming in Java 17

Beginning Java 17 Fundamentals: Object-Oriented Programming in Java 17

Kishori Sharan, Adam L. Davis
Learning Java, 5th Edition

Learning Java, 5th Edition

Marc Loy, Patrick Niemeyer, Daniel Leuck
Java in a Nutshell, 8th Edition

Java in a Nutshell, 8th Edition

Benjamin J. Evans, Jason Clark, David Flanagan

Publisher Resources

ISBN: 9780134751962