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

Code Generator

Language

Generated Code

using System; using System.Text.RegularExpressions; public class Example { public static void Main() { string pattern = @"\w+.jpg"; string input = @"[{\""url\"":\""https:\\/\\/\\/data\\/menus\\/799\\/799\\/dd2d49c78b1fe3a9cea5761d90132ff1.jpg\"",\""href\"":\""https:\\/\\/\\/data\\/menus\\/799\\/799\\/dd2d49c78b1fe3a9cea5761d90132ff1.jpg\"",\""filename\"":\""dd2d49c78b1fe3a9cea5761d90132ff1.jpg\"",\""url_master\"":\""menus_original\\/799\\/799\\/dd2d49c78b1fe3a9cea5761d90132ff1.jpg\"",\""path_master\"":\""\\/home\\/foodie\\/zomato_data\\/menus_original\\/799\\/799\\/dd2d49c78b1fe3a9cea5761d90132ff1.jpg\"",\""data_center\"":\""\"",\""menu_type\"":\""FOOD\"",\""title\"":\""FOOD\"",\""menu_type_class\"":\""FOOD\"",\""real_menu_type\"":\""FOOD\"",\""is_salt_special_menu\"":0,\""start_date\"":\""\"",\""consumer_upload\"":0,\""start_date_formatted\"":\""\"",\""end_date\"":\""\"",\""end_date_formatted\"":\""\"",\""id\"":131698200},{\""url\"":\""https:\\/\\/\\/data\\/menus\\/799\\/799\\/f9f923c43b6b2d2a87ad8ce22b9995da.jpg\"",\""href\"":\""https:\\/\\/\\/data\\/menus\\/799\\/799\\/f9f923c43b6b2d2a87ad8ce22b9995da.jpg\"",\""filename\"":\""f9f923c43b6b2d2a87ad8ce22b9995da.jpg\"",\""url_master\"":\""menus_original\\/799\\/799\\/f9f923c43b6b2d2a87ad8ce22b9995da.jpg\"",\""path_master\"":\""\\/home\\/foodie\\/zomato_data\\/menus_original\\/799\\/799\\/f9f923c43b6b2d2a87ad8ce22b9995da.jpg\"",\""data_center\"":\""\"",\""menu_type\"":\""FOOD\"",\""title\"":\""FOOD\"",\""menu_type_class\"":\""FOOD\"",\""real_menu_type\"":\""FOOD\"",\""is_salt_special_menu\"":0,\""start_date\"":\""\"",\""consumer_upload\"":0,\""start_date_formatted\"":\""\"",\""end_date\"":\""\"",\""end_date_formatted\"":\""\"",\""id\"":131698203},{\""url\"":\""https:\\/\\/\\/data\\/menus\\/799\\/799\\/ea3117de65882f14723480841940b5b1.jpg\"",\""href\"":\""https:\\/\\/\\/data\\/menus\\/799\\/799\\/ea3117de65882f14723480841940b5b1.jpg\"",\""filename\"":\""ea3117de65882f14723480841940b5b1.jpg\"",\""url_master\"":\""menus_original\\/799\\/799\\/ea3117de65882f14723480841940b5b1.jpg\"",\""path_master\"":\""\\/home\\/foodie\\/zomato_data\\/menus_original\\/799\\/799\\/ea3117de65882f14723480841940b5b1.jpg\"",\""data_center\"":\""\"",\""menu_type\"":\""FOOD\"",\""title\"":\""FOOD\"",\""menu_type_class\"":\""FOOD\"",\""real_menu_type\"":\""FOOD\"",\""is_salt_special_menu\"":0,\""start_date\"":\""\"",\""consumer_upload\"":0,\""start_date_formatted\"":\""\"",\""end_date\"":\""\"",\""end_date_formatted\"":\""\"",\""id\"":131698204}] "; 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