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Details of Regular Expression Behavior 

The following sections detail the specific behavior you can expect from the .NET Framework regular expressions.

In This Section

Matching Behavior

Provides information about the .NET Framework regular expression engine matching behavior.

Backreferences

Provides information about how regular expression backreferencing is used to find repeating groups of characters.

Backtracking

Provides information about how regular expression backtracking branches to find alternative matches.

Nonbacktracking Lookahead and Lookbehind

Provides information about regular expression lookahead and lookbehind behavior.

Quantifiers and Empty Matches

Explains how you can specify the minimum and maximum desired number of matches and how the regular expression engine handles empty matches.

Next Match After an Empty Match

Explains how the regular expression engine advances through a string after empty matches.

Compilation and Reuse

Provides information about compiling and reusing regular expressions to increase performance.

Thread Safety

Provides information on regular expression thread safety and when you should synchronize access to regular expression objects.

Reference

System.Text.RegularExpressions

Provides class library reference information for the .NET Framework System.Text.RegularExpressions namespace.

Related Sections

Regular Expressions as a Language

Provides an overview of the programming language aspect of regular expressions.

Regular Expression Classes

Provides information and code examples illustrating how to use the regular expression classes.

Regular Expression Examples

Contains code examples that illustrate the use of regular expressions in common applications.

Regular Expression Language Elements

Provides information on the set of characters, operators, and constructs that you can use to define regular expressions.

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