=Summary=

heredoc is a simple feature of the Unix bourne shell that allows large amount of inline data to be passed through a pipe (Unix) to another program.

==Syntax==

$ tr a-z A-Z translate characters a-z to their uppercase equivalents. > EOF THIS TEXT WILL BE PASSED TO TR(1) THROUGH A PIPE(2). TR IS INSTRUCTED TO TRANSLATE CHARACTERS A-Z TO THEIR UPPERCASE EQUIVALENTS.

=See also=