Working with String Patterns

Introduction

General String Patterns

Regular Expressions

RegularExpression versus StringExpression

String Manipulation Functions

StringMatchQ

StringFreeQ

StringCases

The Overlaps Option

StringPosition

StringCount

StringReplace

StringReplaceList

StringSplit

For Perl Users

Overview

m/.../

s/.../.../

split(...)

tr/.../.../

Some Examples

Highlight Patterns

HTML Parsing

Find Money

Find Text in Files

Tips and Tricks for Efficient Matching

StringExpression versus RegularExpression

Conditions and PatternTests

Avoid Nested Quantifiers

Avoid Many Calls to a Function

Rewrite General Expression Searches as String Searches

Implementation Details