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1. Strings

Introduction

Accessing Substrings
Establishing a Default Value
Exchanging Values Without Using Temporary Variables
Converting Between ASCII Characters and Values
Processing a String One Character at a Time
Reversing a String by Word or Character
Expanding and Compressing Tabs
Expanding Variables in User Input
Controlling Case
Interpolating Functions and Expressions Within Strings
Indenting Here Documents
Reformatting Paragraphs
Escaping Characters
Trimming Blanks from the Ends of a String
Parsing Comma-Separated Data
Soundex Matching
Program: fixstyle
Program: psgrep
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