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]
  • Character class intersection
    [\w&&[^\d]]
  • 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
Processing...

Test String

Code Generator

Language

Generated Code

using System; using System.Text.RegularExpressions; public class Example { public static void Main() { string pattern = @"""(?<email>[^""@]+@[^""]+)"""; string input = @"{ ""data"": [ { ""einsatzId"": ""0016a0ea-f5db-4e1d-9c87-cc616111aec1"", ""einsatzProjektId"": ""87a7143b-a4b7-4dd9-bbdc-5d32fb42bea3"", ""einsatzJobId"": ""2c5e540b-5d19-4779-9d0f-ea2a9c1bf5dd"", ""einsatzTerminId"": ""60262a68-8dd8-4bf2-baaa-a8d02740ac56"", ""einsatzProfilId"": ""1f139fa6-d14c-4f0c-84df-ff1e81cecd5d"", ""einsatzEinsatzstatus"": ""Einsatz wurde gebucht"", ""einsatzCheckIn"": ""10:55"", ""einsatzCheckOut"": ""19:17"", ""einsatzKategorien"": "", ""profil"": { ""profilId"": ""1f139fa6-d14c-4f0c-84df-ff1e81cecd5d"", ""profilPersonalnummer"": ""47594"", ""profilStatus"": ""aktiv"", ""profilEmail"": ""xxx@gmail.com"" } }, { ""einsatzId"": ""00251e08-245b-44c3-9660-6e0c10fa4f8d"", ""einsatzProjektId"": ""a985aa5f-8658-4887-b629-174289e5c489"", ""einsatzJobId"": ""9ae9147a-b74a-4cf1-952d-7d45dc6a22d8"", ""einsatzTerminId"": ""a0b9a0d0-baae-4548-b4f2-76ddbfc66f35"", ""einsatzProfilId"": ""bdc601b9-997b-48a2-91c2-b93a3e95988c"", ""einsatzEinsatzstatus"": ""Einsatz wurde gebucht"", ""einsatzCheckIn"": ""14:48"", ""einsatzCheckOut"": ""21:03"", ""einsatzKategorien"": "", ""profil"": { ""profilId"": ""bdc601b9-997b-48a2-91c2-b93a3e95988c"", ""profilPersonalnummer"": ""84595"", ""profilStatus"": ""aktiv"", ""profilEmail"": ""xxx@xxx.koeln"" } }, { ""einsatzId"": ""002926ab-d9dd-43bc-899a-36b4593b197a"", ""einsatzProjektId"": ""e4d16ffd-34b4-471d-9de1-aae50b8a522d"", ""einsatzJobId"": ""d65efcd0-9f51-465c-b5e1-cf4ba90ee5de"", ""einsatzTerminId"": ""57574589-fa24-421a-a1b6-d193defe32ae"", ""einsatzProfilId"": ""329fb255-45af-4d31-87b8-94c6dff46675"", ""einsatzEinsatzstatus"": ""Einsatz wurde gebucht"", ""einsatzCheckIn"": null, ""einsatzCheckOut"": null, ""einsatzKategorien"": ""Abr. Einsatzstundennachweis überprüft"", ""profil"": { ""profilId"": ""329fb255-45af-4d31-87b8-94c6dff46675"", ""profilPersonalnummer"": ""90809"", ""profilStatus"": ""aktiv"", ""profilEmail"": ""xxx@gmail.com"" } }, { ""einsatzId"": ""00c77ce3-ce53-4010-9711-95f6fb152dcb"", ""einsatzProjektId"": ""e4d16ffd-34b4-471d-9de1-aae50b8a522d"", ""einsatzJobId"": ""eaa4bf78-e17e-43ae-9bdf-d4aac355b3fa"", ""einsatzTerminId"": ""94ee0261-17ce-422a-b9db-a774eff447a0"", ""einsatzProfilId"": ""329fb255-45af-4d31-87b8-94c6dff46675"", ""einsatzEinsatzstatus"": ""Einsatz wurde gebucht"", ""einsatzCheckIn"": ""10:49"", ""einsatzCheckOut"": ""18:00"", ""einsatzKategorien"": ""Abr. Einsatzstundennachweis überprüft"", ""profil"": { ""profilId"": ""329fb255-45af-4d31-87b8-94c6dff46675"", ""profilPersonalnummer"": ""90809"", ""profilStatus"": ""aktiv"", ""profilEmail"": ""xxx@gmail.com"" } }, { ""einsatzId"": ""00e254cc-a1c9-4bb7-b82f-fb7f2abd9a9a"", ""einsatzProjektId"": ""e4d16ffd-34b4-471d-9de1-aae50b8a522d"", ""einsatzJobId"": ""eaa4bf78-e17e-43ae-9bdf-d4aac355b3fa"", ""einsatzTerminId"": ""9b6e3597-2c15-4ae5-9b94-4d1ac9d1dd2f"", ""einsatzProfilId"": ""9d3ffa9b-bcb4-4986-a962-431e67a4a176"", ""einsatzEinsatzstatus"": ""Einsatz wurde gebucht"", ""einsatzCheckIn"": ""11:02"", ""einsatzCheckOut"": ""18:06"", ""einsatzKategorien"": "", ""profil"": { ""profilId"": ""9d3ffa9b-bcb4-4986-a962-431e67a4a176"", ""profilPersonalnummer"": ""61408"", ""profilStatus"": ""aktiv"", ""profilEmail"": ""xxx@gmail.com"" } }, { ""einsatzId"": ""014b125f-8917-41c2-9454-5067bd0bb602"", ""einsatzProjektId"": ""01d15006-4de2-4b16-b736-86732fa5f893"", ""einsatzJobId"": ""5d444443-e727-4ca5-9deb-b9a313b14335"", ""einsatzTerminId"": ""252b9bb8-dea3-47aa-b7d4-a9517bb16f46"", ""einsatzProfilId"": ""5b90bf1d-40c6-4f78-947b-a496cb3a4d31"", ""einsatzEinsatzstatus"": ""Einsatz wurde gebucht"", ""einsatzCheckIn"": ""14:41"", ""einsatzCheckOut"": ""21:10"", ""einsatzKategorien"": "", ""profil"": { ""profilId"": ""5b90bf1d-40c6-4f78-947b-a496cb3a4d31"", ""profilPersonalnummer"": ""83465"", ""profilStatus"": ""aktiv"", ""profilEmail"": ""mwipplinger99@gmail.com"" } }, { ""einsatzId"": ""019d7918-294c-4b95-a1ba-cd6c332569cf"", ""einsatzProjektId"": ""87a7143b-a4b7-4dd9-bbdc-5d32fb42bea3"", ""einsatzJobId"": ""f2e232d1-22af-432d-9220-b3e683d0628a"", ""einsatzTerminId"": ""2e0b23c1-e9f5-4b13-aa42-86b4476b2ce2"", ""einsatzProfilId"": ""1ddd2f87-84e9-4128-832a-98e990f100a6"", ""einsatzEinsatzstatus"": ""Einsatz wurde gebucht"", ""einsatzCheckIn"": ""10:11"", ""einsatzCheckOut"": ""19:12"", ""einsatzKategorien"": "", ""profil"": { ""profilId"": ""1ddd2f87-84e9-4128-832a-98e990f100a6"", ""profilPersonalnummer"": ""51669"", ""profilStatus"": ""aktiv"", ""profilEmail"": ""adxxx@gmx.de"" } }, { ""einsatzId"": ""01e894c7-cf61-47b7-8511-baff1c9e31f5"", ""einsatzProjektId"": ""e4d16ffd-34b4-471d-9de1-aae50b8a522d"", ""einsatzJobId"": ""eaa4bf78-e17e-43ae-9bdf-d4aac355b3fa"", ""einsatzTerminId"": ""25175bf9-9969-4c57-acac-73c2c975b98f"", ""einsatzProfilId"": ""730d75cd-9f92-4d11-8c77-977c586a53ec"", ""einsatzEinsatzstatus"": ""Einsatz wurde gebucht"", ""einsatzCheckIn"": ""10:53"", ""einsatzCheckOut"": ""18:10"", ""einsatzKategorien"": "", ""profil"": { ""profilId"": ""730d75cd-9f92-4d11-8c77-977c586a53ec"", ""profilPersonalnummer"": ""87801"", ""profilStatus"": ""aktiv"", ""profilEmail"": ""xxx@gmx.de"" } }, { ""einsatzId"": ""01ebf0d0-7564-4f27-bcfc-c7b0714db028"", ""einsatzProjektId"": ""a985aa5f-8658-4887-b629-174289e5c489"", ""einsatzJobId"": ""9ae9147a-b74a-4cf1-952d-7d45dc6a22d8"", ""einsatzTerminId"": ""8a42f4e6-7695-4a81-a449-bdfde63bd6f5"", ""einsatzProfilId"": ""ee3c9879-d3c5-4495-957d-41cb6da8ea8c"", ""einsatzEinsatzstatus"": ""Einsatz wurde gebucht"", ""einsatzCheckIn"": ""06:39"", ""einsatzCheckOut"": ""13:04"", ""einsatzKategorien"": "", ""profil"": { ""profilId"": ""ee3c9879-d3c5-4495-957d-41cb6da8ea8c"", ""profilPersonalnummer"": ""91934"", ""profilStatus"": ""aktiv"", ""profilEmail"": ""xxx@xxx.de"" } }, { ""einsatzId"": ""029fc0be-6138-40ae-a664-bf189ab152f3"", ""einsatzProjektId"": ""01d15006-4de2-4b16-b736-86732fa5f893"", ""einsatzJobId"": ""5d444443-e727-4ca5-9deb-b9a313b14335"", ""einsatzTerminId"": ""075eedb6-a3c6-49bc-b57e-5a02c0777aa8"", ""einsatzProfilId"": ""189eaea2-996f-4d62-91e2-ebcc2341328b"", ""einsatzEinsatzstatus"": ""Einsatz wurde gebucht"", ""einsatzCheckIn"": ""14:54"", ""einsatzCheckOut"": ""20:59"", ""einsatzKategorien"": "", ""profil"": { ""profilId"": ""189eaea2-996f-4d62-91e2-ebcc2341328b"", ""profilPersonalnummer"": ""74983"", ""profilStatus"": ""aktiv"", ""profilEmail"": ""xxx.xxx@gmail.com"" } } ] }"; foreach (Match m in Regex.Matches(input, pattern)) { Console.WriteLine("'{0}' found at index {1}.", m.Value, m.Index); } } }

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