Input/Output Commands
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 ...
Get Korn Shell: Unix and Linux Programming Manual, Third Edition, The now with the O’Reilly learning platform.
O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.
