Introduction to Programming

The compilation command

As mentioned earlier, a program written in Java is called a source code, and is stored in a .java file. The compilation command javac reads it and creates a corresponding .class file with Java Byte Code. 

Let us run the command javac without specifying a .java file. It will show help. Let us review it in sections:

The help tells us that this command has the following format:

javac <options> <source files>

To compile just a few files, one can list them in the command line after options (if the file is not in the current directory, one has to prepend the filename with an absolute or relative path). Listed files are separated ...