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

/
/
g

Test String

Substitution

Processing...

Code Generator

Language

Generated Code

using System; using System.Text.RegularExpressions; public class Example { public static void Main() { string pattern = @"\\""(.*?)\\"""; string substitution = @"""$1"""; string input = @"{""unit"":{""id"":1,""val"":""px"",""name"":""px""},""type"":{""id"":3,""val"":""HORIZONTAL_BAR"",""name"":""Horizontal Bar""},""zoom"":{""id"":2,""val"":""DEFAULT"",""name"":""Show""},""scale"":{""id"":2,""val"":""TRUE"",""name"":""Show""},""fullscreen"":{""id"":1,""val"":""FALSE"",""name"":""Hide""},""street"":{""id"":2,""val"":""TRUE"",""name"":""Show""},""poi"":{""id"":1,""val"":""FALSE"",""name"":""Disable""},""draggable"":{""id"":2,""val"":""TRUE"",""name"":""Enable""},""doubleclick"":{""id"":2,""val"":""TRUE"",""name"":""Enable""},""mouse"":{""id"":2,""val"":""TRUE"",""name"":""Enable""},""gesture"":{""id"":2,""val"":""auto"",""name"":""Auto""},""map"":{""id"":1,""val"":""ROADMAP"",""name"":""Road Map""},""mapid"":""mapkit-9479"",""api"":"",""lat"":""51.343695608206275"",""lng"":""-2.4871419408111706"",""zoomlvl"":13,""width"":600,""height"":400,""position"":{},""route"":{},""infowindow"":{""enable"":false,""title"":false,""tel"":false,""email"":false,""web"":false,""desc"":false},""visible"":1,""lon"":""-2.4871419408111706"",""user_id"":4575,""map_url"":""26T9Te"",""snazzy"":{""id"":12,""snazzy_id"":11,""name"":""Blue"",""json"":""[{\""featureType\"":\""all\"",\""stylers\"":[{\""hue\"":\""#0000b0\""},{\""invert_lightness\"":""true""},{\""saturation\"":-30}]}]""}}"; Regex regex = new Regex(pattern); 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