data:processing:shell:word

Table of Contents

About

In a bash pipeline, the pipeline message is known as:

the word
the field

This is a sequence of characters considered as a single unit by the shell.

The first message is the standard input.

Word and Field Differences:

Word: Bash takes a command line and splits it into word
Field: IFS

Modification

Expansion

With the following expansion, you can change the number of words of the expansion;

brace expansion,
word splitting,
and pathname expansion

The only exceptions are the expansions of:

$@ (see positional parameter)
and Word[@] (see array)

Command

The read command can split an input into line or word.