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7 Patterns, Actions, and Variables
As you have already seen, each
awk statement consists of
a pattern with an associated action. This chapter describes how
you build patterns and actions, what kinds of things you can do within
awk’s built-in variables.
The pattern-action rules and the statements available for use
within actions form the core of
In a sense, everything covered
up to here has been the foundation
that programs are built on top of. Now it’s time to start
building something useful.
|7.1 Pattern Elements||What goes into a pattern.|
|7.2 Using Shell Variables in Programs|| How to use shell variables with |
|7.3 Actions||What goes into an action.|
|7.4 Control Statements in Actions||Describes the various control statements in detail.|
|7.5 Built-in Variables||Summarizes the built-in variables.|
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