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`gawk' Summary
**************

   This appendix provides a brief summary of the `gawk' command line
and the `awk' language.  It is designed to serve as "quick reference."
It is therefore terse, but complete.

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Command Line Summary
Recapitulation of the command line.
Language Summary
A terse review of the language.
Variables/Fields
Variables, fields, and arrays.
Rules Summary
Patterns and Actions, and their component parts.
Functions Summary
Defining and calling functions.
Historical Features
Some undocumented but supported "features".