Regular Expressions 101

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An explanation of your regex will be automatically generated as you type.
Detailed match information will be displayed here automatically.
  • All Tokens
  • Common Tokens
  • General Tokens
  • Anchors
  • Meta Sequences
  • Quantifiers
  • Group Constructs
  • Character Classes
  • Flags/Modifiers
  • Substitution
  • A single character of: a, b or c
    [abc]
  • A character except: a, b or c
    [^abc]
  • A character in the range: a-z
    [a-z]
  • A character not in the range: a-z
    [^a-z]
  • A character in the range: a-z or A-Z
    [a-zA-Z]
  • Any single character
    .
  • Alternate - match either a or b
    a|b
  • Any whitespace character
    \s
  • Any non-whitespace character
    \S
  • Any digit
    \d
  • Any non-digit
    \D
  • Any word character
    \w
  • Any non-word character
    \W
  • Non-capturing group
    (?:...)
  • Capturing group
    (...)
  • Zero or one of a
    a?
  • Zero or more of a
    a*
  • One or more of a
    a+
  • Exactly 3 of a
    a{3}
  • 3 or more of a
    a{3,}
  • Between 3 and 6 of a
    a{3,6}
  • Start of string
    ^
  • End of string
    $
  • A word boundary
    \b
  • Non-word boundary
    \B

Regular Expression
No Match

/
/
gm

Test String

Substitution

Processing...

Code Generator

Generated Code

using System; using System.Text.RegularExpressions; public class Example { public static void Main() { string pattern = @"<\/p><p>.*>(.+?)<.*[:-] (.*)"; string substitution = @"$1 - $2"; string input = @"</p><p><b><a href=""/index.php/AGS"" title=""AGS"">AGS</a></b>: Amazon Global Store </p><p><b><a href=""/index.php?title=APPH&amp;action=edit&amp;redlink=1"" class=""new"" title=""APPH (page does not exist)"">APPH</a></b>: Actual Pick Rate </p><p><b>APV</b>: Amazon Prime Video </p><p><b><a href=""/index.php?title=ASK_ID&amp;action=edit&amp;redlink=1"" class=""new"" title=""ASK ID (page does not exist)"">ASK ID</a></b>: Alexa Skills Kit International Data </p><p><b><a href=""/index.php/AWS"" title=""AWS"">AWS</a></b>: Advertiser Web Services </p><p><b><a href=""/index.php/CBP"" title=""CBP"">CBP</a></b>: Cross Border Pricing </p><p><b><a href=""/index.php/CDF"" title=""CDF"">CDF</a></b>: Cumulative Distribution Function </p><p><b><a href=""/index.php?title=CVSD&amp;action=edit&amp;redlink=1"" class=""new"" title=""CVSD (page does not exist)"">CVSD</a></b>: Convenience Store Delivery </p><p><b><a href=""/index.php/CWGR"" title=""CWGR"">CWGR</a></b>: Compound Weekly Growth Rate </p><p><b>DEXTER</b>: Delivery Execution Tracking Evaluation and Reconciliation </p><p><b><a href=""/index.php?title=DMI&amp;action=edit&amp;redlink=1"" class=""new"" title=""DMI (page does not exist)"">DMI</a></b>: Desktop Management Interface </p><p><b>DNB</b>: Digital Native Business (AWS) </p><p><b>eCPDPV</b>: effective Cost Per Detail Page View </p><p><b>EOR</b>: Exporter of Record (see also IOR) </p><p><b>FAST</b>: Flexible Accelerated Recruiting Team (Consumer Talent) </p><p><b>FEC</b>: FC execution cluster/system </p><p><a href=""https://w.amazon.com/index.php/TranslationTeam"" class=""external text"" rel=""nofollow""><b>FL</b></a>: Freelance Translation Specialist </p><p><b><a href=""/index.php?title=FMM&amp;action=edit&amp;redlink=1"" class=""new"" title=""FMM (page does not exist)"">FMM</a></b>: Field Marketing Manager (AWS) </p><p><b>FQ</b>: Feature Question (ORR) </p><p><b><a href=""/index.php/FRA3"" title=""FRA3"">FRA3</a></b>: Second FC, Bad Hersfeld </p><p><b>FRT</b>: First Response Time </p><p><b>FSSS</b>: Free Super Saver Shipping </p><p><b>G/NG</b>: Go/No Go </p><p><b><a href=""/index.php?title=GOE&amp;action=edit&amp;redlink=1"" class=""new"" title=""GOE (page does not exist)"">GOE</a></b>: Global Optimization Engine </p><p><a href=""https://w.amazon.com/index.php/Ingenii"" class=""external text"" rel=""nofollow""><b>INGENII</b></a>: Amazon's Career's growth plan tool </p><p><b>IN</b>: India Marketplace </p><p><b><a href=""/index.php/Ion"" title=""Ion"">ION</a></b>: Inter-operable Object Notation </p><p><b>IOR</b>: Importer of Record (see also EOR) </p><p><b><a href=""/index.php?title=LCPO&amp;action=edit&amp;redlink=1"" class=""new"" title=""LCPO (page does not exist)"">LCPO</a></b>: Low Confidence Purchase Order </p><p><b>LRR</b>: Launch Readiness Review </p><p><b><a href=""/index.php?title=MQL&amp;action=edit&amp;redlink=1"" class=""new"" title=""MQL (page does not exist)"">MQL</a></b>: Marketing Qualified Lead (AWS) </p><p><b><a href=""/index.php/MUC3"" title=""MUC3"">MUC3</a></b>: FC, Graben </p><p><b>OLVCS</b>: Offer Level VAT Calculation Services </p><p><b><a href=""/index.php?title=P2S&amp;action=edit&amp;redlink=1"" class=""new"" title=""P2S (page does not exist)"">P2S</a></b>: Propensity to Spend (AWS) </p><p><a href=""https://w.amazon.com/index.php/B2B/ProfessionalLicensing"" class=""external text"" rel=""nofollow""><b>PLP</b></a>: Professional Licensing Program </p><p><b><a href=""/index.php/RAP"" title=""RAP"">RAP</a></b>: Recruiter Academy Program (Consumer Talent) </p><p><b><a href=""/index.php/RHEL"" title=""RHEL"">RHEL</a></b>: Red Hat Enterprise Linux </p><p><b><a href=""/index.php/RFV"" title=""RFV"">RFV</a></b>: Resolving For Visibility </p><p><b><a href=""/index.php/RHMD"" title=""RHMD"">RHMD</a></b>: Recruiter How's My Driving </p><p><b><a href=""/index.php/SLCS"" title=""SLCS"">SLCS</a></b>: <a href=""/index.php/SourcingLandedCostService"" title=""SourcingLandedCostService"">Sourcing Landed Cost Service</a> (See also <b><a href=""/index.php/LandedCost"" title=""LandedCost"">Landed Cost</a></b>) </p><p><b><a href=""/index.php/SRL"" title=""SRL"">SRL</a></b>: Start Reading Location, a feature on Kindle that opens ebooks to the title page, for KiM titles it's set to the cover page so the customer can view the illustrated motion </p><p><b><a href=""/index.php/SSX"" title=""SSX"">SSX</a></b>: Shared Shopping Experience </p><p><b><a href=""/index.php/SQL"" title=""SQL"">SQL</a></b>: Sales Qualified Lead (AWS) </p><p><b><a href=""https://w.amazon.com/index.php/TranslationTeam"" class=""external text"" rel=""nofollow"">TS</a></b>: Translation Specialist </p><p><b><a href=""/index.php/VAS"" title=""VAS"" class=""mw-redirect"">VAS</a></b>: Value Added Services <b><a href=""https://w.amazon.com/bin/view/ValueAddedServices/Glossary/"" class=""external text"" rel=""nofollow"">(VAS Specific Acronyms)</a></b> </p><p><b><a href=""/index.php/VF"" title=""VF"">VF</a></b>: Vinnige Fanie"; RegexOptions options = RegexOptions.Multiline; Regex regex = new Regex(pattern, options); string result = regex.Replace(input, substitution); } }

Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for C#, please visit: https://msdn.microsoft.com/en-us/library/system.text.regularexpressions.regex(v=vs.110).aspx