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

Code Generator

Language

Generated Code

import java.util.regex.Matcher; import java.util.regex.Pattern; public class Example { public static void main(String[] args) { final String regex = "\\{\"profileUrl\":\"([^\"]+)\",\"fullName\":\"([^\"]+)\",\"firstName\":\"([^\"]+)\",\"lastName\":\"([^\"]+)\",\"companyName\":\"([^\"]*)\",\"title\":\"([^\"]*)\",\"companyId\":\"([^\"]*)\",\"companyUrl\":\"([^\"]*)\",\"regularCompanyUrl\":\"([^\"]*)\",\"summary\":\"([^\"]*)\",\"industry\":\"([^\"]*)\",\"companyLocation\":\"([^\"]*)\",\"location\":\"([^\"]*)\",\"durationInRole\":\"([^\"]*)\",\"durationInCompany\":\"([^\"]*)\",\"pastExperienceCompanyName\":\"([^\"]*)\",\"pastExperienceCompanyUrl\":\"([^\"]*)\",\"pastExperienceCompanyTitle\":\"([^\"]*)\",\"pastExperienceDate\":\"([^\"]*)\",\"pastExperienceDuration\":\"([^\"]*)\",\"connectionDegree\":\"([^\"]*)\",\"profileImageUrl\":\"([^\"]*)\",\"sharedConnectionsCount\":(\\d+),\"name\":\"([^\"]+)\",\"vmid\":\"([^\"]+)\",\"linkedInProfileUrl\":\"([^\"]+)\",\"isPremium\":(true|false),\"isOpenLink\":(true|false),\"query\":\"([^\"]+)\",\"timestamp\":\"([^\"]+)\",\"defaultProfileUrl\":\"([^\"]+)\"\\}\n"; final String string = "\"cookieHeaders\": [],\n" + " \"data\": \"[{\\\"profileUrl\\\":\\\"https://www.linkedin.com/sales/lead/ACwAAArvMwEB2tFiclj-KT4JZcFc08OcC4xEN6Q,NAME_SEARCH,L1ef\\\",\\\"fullName\\\":\\\"Brit Nørgård\\\",\\\"firstName\\\":\\\"Brit\\\",\\\"lastName\\\":\\\"Nørgård\\\",\\\"companyName\\\":\\\"Anerkjendt \\\",\\\"title\\\":\\\"Buyer\\\",\\\"companyId\\\":\\\"\\\",\\\"companyUrl\\\":\\\"\\\",\\\"regularCompanyUrl\\\":\\\"\\\",\\\"industry\\\":\\\"\\\",\\\"companyLocation\\\":\\\"\\\",\\\"location\\\":\\\"Danemark-du-Sud, Danemark\\\",\\\"durationInRole\\\":\\\"6 years 5 months in role\\\",\\\"durationInCompany\\\":\\\"6 years 5 months in company\\\",\\\"pastExperienceCompanyName\\\":\\\"\\\",\\\"pastExperienceCompanyUrl\\\":\\\"\\\",\\\"pastExperienceCompanyTitle\\\":\\\"\\\",\\\"pastExperienceDate\\\":\\\"\\\",\\\"pastExperienceDuration\\\":\\\"\\\",\\\"connectionDegree\\\":\\\"3rd\\\",\\\"profileImageUrl\\\":\\\"\\\",\\\"sharedConnectionsCount\\\":0,\\\"name\\\":\\\"Brit Nørgård\\\",\\\"vmid\\\":\\\"ACwAAArvMwEB2tFiclj-KT4JZcFc08OcC4xEN6Q\\\",\\\"linkedInProfileUrl\\\":\\\"https://www.linkedin.com/in/ACwAAArvMwEB2tFiclj-KT4JZcFc08OcC4xEN6Q/\\\",\\\"isPremium\\\":false,\\\"isOpenLink\\\":false,\\\"query\\\":\\\"https://www.linkedin.com/company/anerkjendt\\\",\\\"timestamp\\\":\\\"2024-05-20T21:57:51.782Z\\\",\\\"defaultProfileUrl\\\":\\\"https://linkedin.com/in/brit-nørgård-28152a51\\\"},{\\\"profileUrl\\\":\\\"https://www.linkedin.com/sales/lead/ACwAACezOk0Bnpkx35osawsPd6xgsNUFavGZHII,NAME_SEARCH,ibLy\\\",\\\"fullName\\\":\\\"Per Johansen\\\",\\\"firstName\\\":\\\"Per\\\",\\\"lastName\\\":\\\"Johansen\\\",\\\"companyName\\\":\\\"DXNMXRK Aps \\\",\\\"title\\\":\\\"Company Owner\\\",\\\"companyId\\\":\\\"\\\",\\\"companyUrl\\\":\\\"\\\",\\\"regularCompanyUrl\\\":\\\"\\\",\\\"industry\\\":\\\"\\\",\\\"companyLocation\\\":\\\"\\\",\\\"location\\\":\\\"Danemark-du-Sud, Danemark\\\",\\\"durationInRole\\\":\\\"5 years 5 months in role\\\",\\\"durationInCompany\\\":\\\"5 years 5 months in company\\\",\\\"pastExperienceCompanyName\\\":\\\"\\\",\\\"pastExperienceCompanyUrl\\\":\\\"\\\",\\\"pastExperienceCompanyTitle\\\":\\\"\\\",\\\"pastExperienceDate\\\":\\\"\\\",\\\"pastExperienceDuration\\\":\\\"\\\",\\\"connectionDegree\\\":\\\"3rd\\\",\\\"profileImageUrl\\\":\\\"\\\",\\\"sharedConnectionsCount\\\":0,\\\"name\\\":\\\"Per Johansen\\\",\\\"vmid\\\":\\\"ACwAACezOk0Bnpkx35osawsPd6xgsNUFavGZHII\\\",\\\"linkedInProfileUrl\\\":\\\"https://www.linkedin.com/in/ACwAACezOk0Bnpkx35osawsPd6xgsNUFavGZHII/\\\",\\\"isPremium\\\":false,\\\"isOpenLink\\\":false,\\\"query\\\":\\\"https://www.linkedin.com/company/anerkjendt\\\",\\\"timestamp\\\":\\\"2024-05-20T21:57:51.782Z\\\",\\\"defaultProfileUrl\\\":\\\"https://linkedin.com/in/per-johansen-9a5089167\\\"},{\\\"profileUrl\\\":\\\"https://www.linkedin.com/sales/lead/ACwAAAS2KpoBgOtwMDIfEn0uD_X-CBbWtLJ15C4,NAME_SEARCH,RvmY\\\",\\\"fullName\\\":\\\"Jesper Møller Christiansen\\\",\\\"firstName\\\":\\\"Jesper Møller\\\",\\\"lastName\\\":\\\"Christiansen\\\",\\\"companyName\\\":\\\"Anerkjendt\\\",\\\"title\\\":\\\"Brand manager\\\",\\\"companyId\\\":\\\"65892395\\\",\\\"companyUrl\\\":\\\"https://www.linkedin.com/sales/company/65892395\\\",\\\"regularCompanyUrl\\\":\\\"https://www.linkedin.com/company/65892395\\\",\\\"summary\\\":\\\"Experienced Buyer with a demonstrated history of working in the apparel and fashion industry. Skilled in Trend Analysis, Retail, Sales, Textiles, and Wholesale. Strong purchasing professional graduated from Haderslev handelsskole. \\\",\\\"industry\\\":\\\"Commerce de détail d’habillement et d’accessoires de mode\\\",\\\"companyLocation\\\":\\\"Danemark\\\",\\\"location\\\":\\\"Kolding, Danemark-du-Sud, Danemark\\\",\\\"durationInRole\\\":\\\"2 years 4 months in role\\\",\\\"durationInCompany\\\":\\\"2 years 4 months in company\\\",\\\"pastExperienceCompanyName\\\":\\\"\\\",\\\"pastExperienceCompanyUrl\\\":\\\"\\\",\\\"pastExperienceCompanyTitle\\\":\\\"\\\",\\\"pastExperienceDate\\\":\\\"\\\",\\\"pastExperienceDuration\\\":\\\"\\\",\\\"connectionDegree\\\":\\\"3rd\\\",\\\"profileImageUrl\\\":\\\"https://media.licdn.com/dms/image/D4E03AQHmleTCAB-Lvg/profile-displayphoto-shrink_800_800/0/1693842198052?e=1721865600&v=beta&t=iZvu4zDKCf11yD1aVmsuIaimiQai77P52G5Yhnn3oRg\\\",\\\"sharedConnectionsCount\\\":0,\\\"name\\\":\\\"Jesper Møller Christiansen\\\",\\\"vmid\\\":\\\"ACwAAAS2KpoBgOtwMDIfEn0uD_X-CBbWtLJ15C4\\\",\\\"linkedInProfileUrl\\\":\\\"https://www.linkedin.com/in/ACwAAAS2KpoBgOtwMDIfEn0uD_X-CBbWtLJ15C4/\\\",\\\"isPremium\\\":false,\\\"isOpenLink\\\":false,\\\"query\\\":\\\"https://www.linkedin.com/company/anerkjendt\\\",\\\"timestamp\\\":\\\"2024-05-20T21:57:51.782Z\\\",\\\"defaultProfileUrl\\\":\\\"https://linkedin.com/in/moellerjesper\\\"},{\\\"profileUrl\\\":\\\"https://www.linkedin.com/sales/lead/ACwAAAcWeOwB8AoU81dUGkxx4nuzrOdJgItYs00,NAME_SEARCH,ADHr\\\",\\\"fullName\\\":\\\"GIORGIO \\\\\\\"KRENDO\\\\\\\" FLORENZANI\\\",\\\"firstName\\\":\\\"GIORGIO \\\\\\\"KRENDO\\\\\\\"\\\",\\\"lastName\\\":\\\"FLORENZANI\\\",\\\"companyName\\\":\\\"Anerkjendt\\\",\\\"title\\\":\\\"Responsabile vendite\\\",\\\"companyId\\\":\\\"65892395\\\",\\\"companyUrl\\\":\\\"https://www.linkedin.com/sales/company/65892395\\\",\\\"regularCompanyUrl\\\":\\\"https://www.linkedin.com/company/65892395\\\",\\\"summary\\\":\\\"SALES AGENCY, CLOTHING, SHOES ACCESSORIES\\\\nBRANDS WORLDWIDE.\\\",\\\"titleDescription\\\":\\\"Dal 2015 ad oggi\\\",\\\"industry\\\":\\\"Commerce de détail d’habillement et d’accessoires de mode\\\",\\\"companyLocation\\\":\\\"Danemark\\\",\\\"location\\\":\\\"Rome, Latium, Italie\\\",\\\"durationInRole\\\":\\\"9 years 5 months in role\\\",\\\"durationInCompany\\\":\\\"9 years 5 months in company\\\",\\\"pastExperienceCompanyName\\\":\\\"\\\",\\\"pastExperienceCompanyUrl\\\":\\\"\\\",\\\"pastExperienceCompanyTitle\\\":\\\"\\\",\\\"pastExperienceDate\\\":\\\"\\\",\\\"pastExperienceDuration\\\":\\\"\\\",\\\"connectionDegree\\\":\\\"3rd\\\",\\\"profileImageUrl\\\":\\\"https://media.licdn.com/dms/image/D4D03AQH4dEH26P8gQw/profile-displayphoto-shrink_800_800/0/1710814147191?e=1721865600&v=beta&t=Bo7ViLPkq4v7KxMEy-HPQHifs2oY_7H-6EKHCzwsV_Q\\\",\\\"sharedConnectionsCount\\\":0,\\\"name\\\":\\\"GIORGIO \\\\\\\"KRENDO\\\\\\\" FLORENZANI\\\",\\\"vmid\\\":\\\"ACwAAAcWeOwB8AoU81dUGkxx4nuzrOdJgItYs00\\\",\\\"linkedInProfileUrl\\\":\\\"https://www.linkedin.com/in/ACwAAAcWeOwB8AoU81dUGkxx4nuzrOdJgItYs00/\\\",\\\"isPremium\\\":false,\\\"isOpenLink\\\":false,\\\"query\\\":\\\"https://www.linkedin.com/company/anerkjendt\\\",\\\"timestamp\\\":\\\"2024-05-20T21:57:51.782Z\\\",\\\"defaultProfileUrl\\\":\\\"https://linkedin.com/in/giorgio-krendo-florenzani-6649a733\\\"},{\\\"profileUrl\\\":\\\"https://www.linkedin.com/sales/lead/ACwAABORO9MBOYs65eTJaJi1c1rO2dEyVUyeamU,NAME_SEARCH,BdtV\\\",\\\"fullName\\\":\\\"Nicolai Kristiansen\\\",\\\"firstName\\\":\\\"Nicolai\\\",\\\"lastName\\\":\\\"Kristiansen\\\",\\\"companyName\\\":\\\"Anerkjendt \\\",\\\"title\\\":\\\"International Sales Manager\\\",\\\"companyId\\\":\\\"\\\",\\\"companyUrl\\\":\\\"\\\",\\\"regularCompanyUrl\\\":\\\"\\\",\\\"industry\\\":\\\"\\\",\\\"companyLocation\\\":\\\"\\\",\\\"location\\\":\\\"Danemark-du-Sud, Danemark\\\",\\\"durationInRole\\\":\\\"4 years 10 months in role\\\",\\\"durationInCompany\\\":\\\"4 years 10 months in company\\\",\\\"pastExperienceCompanyName\\\":\\\"\\\",\\\"pastExperienceCompanyUrl\\\":\\\"\\\",\\\"pastExperienceCompanyTitle\\\":\\\"\\\",\\\"pastExperienceDate\\\":\\\"\\\",\\\"pastExperienceDuration\\\":\\\"\\\",\\\"connectionDegree\\\":\\\"3rd\\\",\\\"profileImageUrl\\\":\\\"https://media.licdn.com/dms/image/C4E03AQGfN0x94HRoGQ/profile-displayphoto-shrink_800_800/0/1517479161588?e=1721865600&v=beta&t=Q3Opg3Gt28v5qG7rkQsX4MKXqnQkqLzQ2z5hxawagaU\\\",\\\"sharedConnectionsCount\\\":0,\\\"name\\\":\\\"Nicolai Kristiansen\\\",\\\"vmid\\\":\\\"ACwAABORO9MBOYs65eTJaJi1c1rO2dEyVUyeamU\\\",\\\"linkedInProfileUrl\\\":\\\"https://www.linkedin.com/in/ACwAABORO9MBOYs65eTJaJi1c1rO2dEyVUyeamU/\\\",\\\"isPremium\\\":false,\\\"isOpenLink\\\":false,\\\"query\\\":\\\"https://www.linkedin.com/company/anerkjendt\\\",\\\"timestamp\\\":\\\"2024-05-20T21:57:51.782Z\\\",\\\"defaultProfileUrl\\\":\\\"https://linkedin.com/in/nicolai-kristiansen-9abb3791\\\"},{\\\"profileUrl\\\":\\\"https://www.linkedin.com/sales/lead/ACwAAAa2UCQBdzx9Vm5sWpwqR2JJGdSu26_49ko,NAME_SEARCH,W_8F\\\",\\\"fullName\\\":\\\"Mia Toft Rasmussen\\\",\\\"firstName\\\":\\\"Mia Toft\\\",\\\"lastName\\\":\\\"Rasmussen\\\",\\\"companyName\\\":\\\".\\\",\\\"title\\\":\\\"Designer\\\",\\\"companyId\\\":\\\"\\\",\\\"companyUrl\\\":\\\"\\\",\\\"regularCompanyUrl\\\":\\\"\\\",\\\"summary\\\":\\\"Specialties: User of:\\\\nIllustrator\\\\nInDesign\\\\nPhotoshop\\\\nNavision\\\",\\\"industry\\\":\\\"\\\",\\\"companyLocation\\\":\\\"\\\",\\\"location\\\":\\\"Jutland central, Danemark\\\",\\\"durationInRole\\\":\\\"4 years 9 months in role\\\",\\\"durationInCompany\\\":\\\"4 years 9 months in company\\\",\\\"pastExperienceCompanyName\\\":\\\"\\\",\\\"pastExperienceCompanyUrl\\\":\\\"\\\",\\\"pastExperienceCompanyTitle\\\":\\\"\\\",\\\"pastExperienceDate\\\":\\\"\\\",\\\"pastExperienceDuration\\\":\\\"\\\",\\\"connectionDegree\\\":\\\"3rd\\\",\\\"profileImageUrl\\\":\\\"https://media.licdn.com/dms/image/C5603AQFaFkHFvkcgRQ/profile-displayphoto-shrink_800_800/0/1516485146922?e=1721865600&v=beta&t=R3FviLzfNnIuZ6baRmRYey4gl4XxTQss1jyg89vP7Hw\\\",\\\"sharedConnectionsCount\\\":0,\\\"name\\\":\\\"Mia Toft Rasmussen\\\",\\\"vmid\\\":\\\"ACwAAAa2UCQBdzx9Vm5sWpwqR2JJGdSu26_49ko\\\",\\\"linkedInProfileUrl\\\":\\\"https://www.linkedin.com/in/ACwAAAa2UCQBdzx9Vm5sWpwqR2JJGdSu26_49ko/\\\",\\\"isPremium\\\":false,\\\"isOpenLink\\\":false,\\\"query\\\":\\\"https://www.linkedin.com/company/anerkjendt\\\",\\\"timestamp\\\":\\\"2024-05-20T21:57:51.782Z\\\",\\\"defaultProfileUrl\\\":\\\"https://linkedin.com/in/mia-toft-rasmussen-74486831\\\"},{\\\"profileUrl\\\":\\\"https://www.linkedin.com/sales/lead/ACwAAA1xH_EBaQO89bWu7VduaXSWmppt-E8R-gE,NAME_SEARCH,mWcw\\\",\\\"fullName\\\":\\\"Paolo D'Angela Owner STUDIO3 Rappresentanze\\\",\\\"firstName\\\":\\\"Paolo D'Angela\\\",\\\"lastName\\\":\\\"Owner STUDIO3 Rappresentanze\\\",\\\"companyName\\\":\\\"Anerkjendt\\\",\\\"title\\\":\\\"Agente di vendita\\\",\\\"companyId\\\":\\\"65892395\\\",\\\"companyUrl\\\":\\\"https://www.linkedin.com/sales/company/65892395\\\",\\\"regularCompanyUrl\\\":\\\"https://www.linkedin.com/company/65892395\\\",\\\"summary\\\":\\\"Experienced Head with a demonstrated history of working in the sports industry. Skilled in Sales Management, English, Sporting Goods, Sports Marketing, and Marketing. Strong professional graduated from Università degli Studi di Bari. \\\",\\\"industry\\\":\\\"Commerce de détail d’habillement et d’accessoires de mode\\\",\\\"companyLocation\\\":\\\"Danemark\\\",\\\"location\\\":\\\"Bari et périphérie\\\",\\\"durationInRole\\\":\\\" 6 months in role\\\",\\\"durationInCompany\\\":\\\" 6 months in company\\\",\\\"pastExperienceCompanyName\\\":\\\"\\\",\\\"pastExperienceCompanyUrl\\\":\\\"\\\",\\\"pastExperienceCompanyTitle\\\":\\\"\\\",\\\"pastExperienceDate\\\":\\\"\\\",\\\"pastExperienceDuration\\\":\\\"\\\",\\\"connectionDegree\\\":\\\"3rd\\\",\\\"profileImageUrl\\\":\\\"https://media.licdn.com/dms/image/C4D03AQHn4IopmQbYUg/profile-displayphoto-shrink_800_800/0/1658689070493?e=1721865600&v=beta&t=p4NPrwlt6tI-4gaoglFGsKsy_m1X2U10YKCpFyB02jo\\\",\\\"sharedConnectionsCount\\\":0,\\\"name\\\":\\\"Paolo D'Angela Owner STUDIO3 Rappresentanze\\\",\\\"vmid\\\":\\\"ACwAAA1xH_EBaQO89bWu7VduaXSWmppt-E8R-gE\\\",\\\"linkedInProfileUrl\\\":\\\"https://www.linkedin.com/in/ACwAAA1xH_EBaQO89bWu7VduaXSWmppt-E8R-gE/\\\",\\\"isPremium\\\":false,\\\"isOpenLink\\\":false,\\\"query\\\":\\\"https://www.linkedin.com/company/anerkjendt\\\",\\\"timestamp\\\":\\\"2024-05-20T21:57:51.782Z\\\",\\\"defaultProfileUrl\\\":\\\"https://linkedin.com/in/paolo-d-angela-owner-studio3-rappresentanze-a1563763\\\"}]\",\n" + " \"fileSize\": 9511,\n" + " \"fileName\": \"file.json\"\n\n"; final Pattern pattern = Pattern.compile(regex, Pattern.MULTILINE); final Matcher matcher = pattern.matcher(string); while (matcher.find()) { System.out.println("Full match: " + matcher.group(0)); for (int i = 1; i <= matcher.groupCount(); i++) { System.out.println("Group " + i + ": " + matcher.group(i)); } } } }

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 Java, please visit: https://docs.oracle.com/javase/7/docs/api/java/util/regex/Pattern.html