Links of Regular Expression

Links of Regular Expression

Links of Regular Expression

Source: https://www.regular-expressions.info/

• Regular Expressions Quick Start
  • Introduction
• Regular Expressions Tutorial
  • Introduction
  • Table of Contents
  • Special Characters
  • Non-Printable Characters
  • Regex Engine Internals
  • Character Classes
  • Character Class Subtraction
  • Character Class Intersection
  • Shorthand Character Classes
  • Dot
  • Anchors
  • Word Boundaries
  • Alternation
  • Optional Items
  • Repetition
  • Grouping & Capturing
  • Backreferences
  • Backreferences, part 2
  • Named Groups
  • Relative Backreferences
  • Branch Reset Groups
  • Free-Spacing & Comments
  • Unicode
  • Mode Modifiers
  • Atomic Grouping
  • Possessive Quantifiers
  • Lookahead & Lookbehind
  • Lookaround, part 2
  • Keep Text out of The Match
  • Conditionals
  • Balancing Groups
  • Recursion
  • Subroutines
  • Infinite Recursion
  • Recursion & Quantifiers
  • Recursion & Capturing
  • Recursion & Backreferences
  • Recursion & Backtracking
  • POSIX Bracket Expressions
  • Zero-Length Matches
  • Continuing Matches
• Replacement Strings Tutorial
  • Introduction
  • Characters
  • Non-Printable Characters
  • Matched Text
  • Backreferences
  • Match Context
  • Case Conversion
  • Conditionals
• Applications and Languages
  • Regex Tools
    • grep
    • PowerGREP
    • RegexBuddy
    • RegexMagic
  • General Applications
    • EditPad Lite
    • EditPad Pro
  • Languages & Libraries
    • Boost
    • Delphi
    • GNU (Linux)
    • Groovy
    • Java
    • JavaScript
    • .NET
    • PCRE (C/C++)
    • PCRE2 (C/C++)
    • Perl
    • PHP
    • POSIX
    • PowerShell
    • Python
    • R
    • Ruby
    • std::regex
    • Tcl
    • VBScript
    • Visual Basic 6
    • wxWidgets
    • XML Schema
    • Xojo
    • XQuery & XPath
    • XRegExp
  • Databases
    • MySQL
    • Oracle
    • PostgreSQL
• Regular Expressions Examples
  • Examples
    • Numeric Ranges
    • Floating Point Numbers
    • Email Addresses
    • IP Addresses
    • Valid Dates
    • Numeric Dates to Text
    • Credit Card Numbers
    • Matching Complete Lines
    • Deleting Duplicate Lines
    • Programming
    • Two Near Words
  • Pitfalls
    • Catastrophic Backtracking
    • Denial of Service
    • Making Everything Optional
    • Repeated Capturing Group
    • Mixing Unicode & 8-bit
• Regular Expressions Reference
  • Introduction
  • Table of Contents
  • Quick Reference
  • Characters
  • Basic Features
  • Character Classes
  • Shorthands
  • Anchors
  • Word Boundaries
  • Quantifiers
  • Unicode
  • Capturing Groups & Backreferences
  • Named Groups & Backreferences
  • Special Groups
  • Mode Modifiers
  • Recursion & Balancing Groups
• Replacement Strings Reference
  • Characters
  • Matched Text & Backreferences
  • Context & Case Conversion
  • Conditionals