The Korn shell provides a number of input/output commands, which are covered in the following sections.
The print Command
You've already seen this command a hundred times since it was introduced in Chapter 3, but here it is again. This is a more formal definition of the command that describes the other things it can be used for. The print command displays arguments according to options with this format:
print [options] arguments
Without options, special characters, or quotes, each argument is displayed separated with a space, and all the arguments are terminated with a newline:
$ print X Y Z X Y Z
Notice that all the extra whitespace between the arguments was truncated. We could keep the whitespace by enclosing the ...