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 = ".*?\\\\u003d([\\s\\S]{11,11})\\\\\"[\\s\\S]{1,40}\\\\\"([^\\\\\"]{1,150})\\\\\"\n"; final String string = "aCUM\\\"],\\\"6\\\":1,\\\"24\\\":\\\"https://www.youtube.com/watch?v\\\\u003d0CTp1a-aCUM\\\"}],[{\\\"2\\\":3,\\\"3\\\":[2,\\\"3заработок крипты\\\"],\\\"6\\\":1}],[{}],[{}],[{\\\"2\\\":131075,\\\"3\\\":[2,\\\"https://www.youtube.com/watch?v\\\\u003dgHzuabZUd6c\\\"],\\\"6\\\":1,\\\"24\\\":\\\"https://www.youtube.com/watch?v\\\\u003dgHzuabZUd6c\\\"}],[{\\\"2\\\":3,\\\"3\\\":[2,\\\"4прогноз эфириум\\\"],\\\"6\\\":1}],[{}],[{}],[{\\\"2\\\":131075,\\\"3\\\":[2,\\\"https://www.youtube.com/watch?v\\\\u003d2isYuQZMbdU\\\"],\\\"6\\\":1,\\\"24\\\":\\\"https://www.youtube.com/watch?v\\\\u003d2isYuQZMbdU\\\"}],[{\\\"2\\\":3,\\\"3\\\":[2,\\\"5деньги в интернете\\\"],\\\"6\\\":1}],[{}],[{}],[{\\\"2\\\":131075,\\\"3\\\":[2,\\\"https://www.youtube.com/watch?v\\\\u003dHwybp38GnZw\\\"],\\\"6\\\":0,\\\"24\\\":\\\"https://www.youtube.com/watch?v\\\\u003dHwybp38GnZw\\\"}],[{\\\"2\\\":3,\\\"3\\\":[2,\\\"6без вложений\\\"],\\\"6\\\":1}],[{}],[{}],[{\\\"2\\\":131075,\\\"3\\\":[2,\\\"https://www.youtube.com/watch?v\\\\u003d3jS_yEK8qVI\\\"],\\\"6\\\":1,\\\"24\\\":\\\"https://www.youtube.com/watch?v\\\\u003d3jS_yEK8qVI\\\"}],[{\\\"2\\\":3,\\\"3\\\":[2,\\\"7где поднять бабла\\\"],\\\"6\\\":1}],[{}],[{}],[{\\\"2\\\":131075,\\\"3\\\":[2,\\\"https://www.youtube.com/watch?v\\\\u003dQbJJwaVdgIs\\\"],\\\"6\\\":1,\\\"24\\\":\\\"https://www.youtube.com/watch?v\\\\u003dQbJJwaVdgIs\\\"}],[{\\\"2\\\":3,\\\"3\\\":[2,\\\"8как заработать деньги в интернете\\\"],\\\"6\\\":1}],[{}],[{}],[{\\\"2\\\":131075,\\\"3\\\":[2,\\\"https://www.youtube.com/watch?v\\\\u003dqIsgdOVGA04\\\"],\\\"6\\\":1,\\\"24\\\":\\\"https://www.youtube.com/watch?v\\\\u003dqIsgdOVGA04\\\"}],[{\\\"2\\\":3,\\\"3\\\":[2,\\\"9как торговать опционами\\\"],\\\"6\\\":1}],[{}],[{}],[{\\\"2\\\":131075,\\\"3\\\":[2,\\\"https://www.youtube.com/watch?v\\\\u003dzxYjTTXc-J8\\\"],\\\"6\\\":1,\\\"24\\\":\\\"https://www.youtube.com/watch?v\\\\u003dzxYjTTXc-J8\\\"}],[{\\\"2\\\":3,\\\"3\\\":[2,\\\"10заработок на криптовалюте\\\"],\\\"6\\\":1}],[{}],[{}],[{\\\"2\\\":131075,\\\"3\\\":[2,\\\"https://www.youtube.com/watch?v\\\\u003durtFrxDUV6c\\\"],\\\"6\\\":1,\\\"24\\\":\\\"https://www.youtube.com/watch?v\\\\u003durtFrxDUV6c\\\"}],[{\\\"2\\\":3,\\\"3\\\":[2,\\\"11быстрые способы заработка в интернете\\\"],\\\"6\\\":1}],[{}],[{}],[{\\\"2\\\":131075,\\\"3\\\":[2,\\\"https://www.youtube.com/watch?v\\\\u003dDuQbOQwVaNE\\\"],\\\"6\\\":1,\\\"24\\\":\\\"https://www.youtube.com/watch?v\\\\u003dDuQbOQwVaNE\\\"}],[{\\\"2\\\":3,\\\"3\\\":[2,\\\"12биткоин путь к богатству\\\"],\\\"6\\\":1}],[{}],[{}],[{\\\"2\\\":131075,\\\"3\\\":[2,\\\"https://www.youtube.com/watch?v\\\\u003dC680oxL__ck\\\"],\\\"6\\\":1,\\\"24\\\":\\\"https://www.youtube.com/watch?v\\\\u003dC680oxL__ck\\\"}],[{\\\"2\\\":3,\\\"3\\\":[2,\\\"13пассивный доход в интернете\\\"],\\\"6\\\":1}],[{}],[{}],[{\\\"2\\\":131075,\\\"3\\\":[2,\\\"https://www.youtube.com/watch?v\\\\u003df0c7pSCoZqE\\\"],\\\"6\\\":1,\\\"24\\\":\\\"https://www.youtube.com/watch?v\\\\u003df0c7pSCoZqE\\\"}],[{\\\"2\\\":3,\\\"3\\\":[2,\\\"14инвестирование в криптовалюты\\\"],\\\"6\\\":1}],[{}],[{}],[{\\\"2\\\":131075,\\\"3\\\":[2,\\\"https://www.youtube.com/watch?v\\\\u003dGLoeAJUcz38\\\"],\\\"6\\\":1,\\\"24\\\":\\\"https://www.youtube.com/watch?v\\\\u003dGLoeAJUcz38\\\"}],[{\\\"2\\\":3,\\\"3\\\":[2,\\\"15как стать богатым через интернет\\\"],\\\"6\\\":1}],[{}],[{}],[{\\\"2\\\":131075,\\\"3\\\":[2,\\\"https://www.youtube.com/watch?v\\\\u003dvp5sSqyZ5Go\\\"],\\\"6\\\":0,\\\"24\\\":\\\"https://www.youtube.com/watch?v\\\\u003dvp5sSqyZ5Go\\\"}],[{\\\"2\\\":3,\\\"3\\\":[2,\\\"16безопасные инвестиции в биткоин\\\"],\\\"6\\\":1}],[{}],[{}],[{\\\"2\\\":131075,\\\"3\\\":[2,\\\"https://www.youtube.com/watch?v\\\\u003dUE5AHE2Ypr8\\\"],\\\"6\\\":1,\\\"24\\\":\\\"https://www.youtube.com/watch?v\\\\u003dUE5AHE2Ypr8\\\"}],[{\\\"2\\\":3,\\\"3\\\":[2,\\\"17как обменивать криптовалюту\\\"],\\\"6\\\":1}],[{}],[{}],[{\\\"2\\\":131075,\\\"3\\\":[2,\\\"https://www.youtube.com/watch?v\\\\u003ds1ax8Tx_Jz0\\\"],\\\"6\\\":1,\\\"24\\\":\\\"https://www.youtube.com/watch?v\\\\u003ds1ax8Tx_Jz0\\\"}],[{\\\"2\\\":3,\\\"3\\\":[2,\\\"18торговля на криптовалютных биржах\\\"],\\\"6\\\":1}],[{}],[{}],[{\\\"2\\\":131075,\\\"3\\\":[2,\\\"https://www.youtube.com/watch?v\\\\u003d5V2B28OqfqM\\\"],\\\"6\\\":0,\\\"24\\\":\\\"https://www.youtube.com/watch?v\\\\u003d5V2B28OqfqM\\\"}],[{\\\"2\\\":3,\\\"3\\\":[2,\\\"19как майнить криптовалюту\\\"],\\\"6\\\":1}],[{}],[{}],[{\\\"2\\\":131075,\\\"3\\\":[2,\\\"https://www.youtube.com/watch?v\\\\u003d5Hg_QSIJm8I\\\"],\\\"6\\\":0,\\\"24\\\":\\\"https://www.youtube.com/watch?v\\\\u003d5Hg_QSIJm8I\\\"}],[{\\\"2\\\":3,\\\"3\\\":[2,\\\"20заработок в интернете без стартового капитала\\\"],\\\"6\\\":1}],[{}],[{}],[{\\\"2\\\":131075,\\\"3\\\":[2,\\\"https://www.youtube.com/watch?v\\\\u003doBYbxw8f5OI\\\"],\\\"6\\\":1,\\\"24\\\":\\\"https://www.youtube.com/watch?v\\\\u003doBYbxw8f5OI\\\"}],[{\\\"2\\\":3,\\\"3\\\":[2,\\\"21онлайн заработок без вложений\\\"],\\\"6\\\":1}],[{}],[{}],[{\\\"2\\\":131075,\\\"3\\\":[2,\\\"https://www.youtube.com/watch?v\\\\u003dyXWw0_UfSFg\\\"],\\\"6\\\":1,\\\"24\\\":\\\"https://www.youtube.com/watch?v\\\\u003dyXWw0_UfSFg\\\"}],[{\\\"2\\\":3,\\\"3\\\":[2,\\\"22прогнозы курса биткоина\\\"],\\\"6\\\":1}],[{}],[{}],[{\\\"2\\\":131075,\\\"3\\\":[2,\\\"https://www.youtube.com/watch?v\\\\u003dIYVjOfoU3uI\\\"],\\\"6\\\":1,\\\"24\\\":\\\"https://www.youtube.com/watch?v\\\\u003dIYVjOfoU3uI\\\"}],[{\\\"2\\\":3,\\\"3\\\":[2,\\\"23куда вложить деньги в интернете\\\"],\\\"6\\\":1}],[{}],[{}],[{\\\"2\\\":131075,\\\"3\\\":[2,\\\"https://www.youtube.com/watch?v\\\\u003dfY-LA3YaZ_M\\\"],\\\"6\\\":1,\\\"24\\\":\\\"https://www.youtube.com/watch?v\\\\u003dfY-LA3YaZ_M\\\"}],[{\\\"2\\\":3,\\\"3\\\":[2,\\\"24инвестиции в биткоин стоит ли риск\\\"],\\\"6\\\":1}],[{}],[{}],[{\\\"2\\\":131075,\\\"3\\\":[2,\\\"https://www.youtube.com/watch?v\\\\u003dbs0SWXbty18\\\"],\\\"6\\\":1,\\\"24\\\":\\\"https://www.youtube.com/watch?v\\\\u003dbs0SWXbty18\\\"}],[{\\\"2\\\":3,\\\"3\\\":[2,\\\"25стратегии заработка на криптовалютах\\\"],\\\"6\\\":1}],[{}],[{}],[{\\\"2\\\":131075,\\\"3\\\":[2,\\\"https://www.youtube.com/watch?v\\\\u003dNbaWrbJDr48\\\"],\\\"6\\\":1,\\\"24\\\":\\\"https://www.youtube.com/watch?v\\\\u003dNbaWrbJDr48\\\"}],[{\\\"2\\\":3,\\\"3\\\":[2,\\\"26реальный заработок в интернете\\\"],\\\"6\\\":1}],[{}],[{}],[{\\\"2\\\":131075,\\\"3\\\":[2,\\\"https://www.youtube.com/watch?v\\\\u003dX1jMMFOqxEw\\\"],\\\"6\\\":0,\\\"24\\\":\\\"https://www.youtube.com/watch?v\\\\u003dX1jMMFOqxEw\\\"}],[{\\\"2\\\":3,\\\"3\\\":[2,\\\"27как заработать на блокчейн технологии\\\"],\\\"6\\\":1}],[{}],[{}],[{\\\"2\\\":131075,\\\"3\\\":[2,\\\"https://www.youtube.com/watch?v\\\\u003dQxGVgXf_LNk\\\"],\\\"6\\\":0,\\\"24\\\":\\\"https://www.youtube.com/watch?v\\\\u003dQxGVgXf_LNk\\\"}],[{\\\"2\\\":3,\\\"3\\\":[2,\\\"28быстрые деньги в интернете миф или реальность\\\"],\\\"6\\\":1}],[{}],[{}],[{\\\"2\\\":131075,\\\"3\\\":[2,\\\"https://www.youtube.com/watch?v\\\\u003dNS3hse9ezik\\\"],\\\"6\\\":1,\\\"24\\\":\\\"https://www.youtube.com/watch?v\\\\u003dNS3hse9ezik\\\"}],[{\\\"2\\\":3,\\\"3\\\":[2,\\\"29заработать на падении криптовалюты\\\"],\\\"6\\\":1}],[{}],[{}],[{\\\"2\\\":131075,\\\"3\\\":[2,\\\"https://www.youtube.com/watch?v\\\\u003d3LLnjRLrvLU\\\"],\\\"6\\\":1,\\\"24\\\":\\\"https://www.youtube.com/watch?v\\\\u003d3LLnjRLrvLU\\\"}],[{\\\"2\\\":3,\\\"3\\\":[2,\\\"30деньги из интернета правда или обман\\\"],\\\"6\\\":1}],[{}],[{}],[{\\\"2\\\":131075,\\\"3\\\":[2,\\\"https://www.youtube.com/watch?v\\\\u003dgL6iSCSHjco\\\"],\\\"6\\\":1,\\\"24\\\":\\\"https://www.youtube.com/watch?v\\\\u003dgL6iSCSHjco\\\"}],[{\\\"2\\\":3,\\\"3\\\":[2,\\\"31заработок на биткоинах без вложений\\\"],\\\"6\\\":1}],[{}],[{}],[{\\\"2\\\":131075,\\\"3\\\":"; 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