Save & Share

  • Current Version: 1
  • Update Regex
    ctrl+⇧+s
  • Save new Regex
    ctrl+s
  • Add to Community Library

Flavor

  • PCRE2 (PHP)
  • ECMAScript (JavaScript)
  • Python
  • Golang
  • Java
  • .NET 7.0 (C#)
  • Rust
  • PCRE (Legacy)
  • Regex Flavor Guide

Function

  • Match
  • Substitution
  • List
  • Unit Tests
Sponsors
There are currently no sponsors. Become a sponsor today!
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
Processing...

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 = "<a class=\"list-group-item list-group-item-action \" href=\"https:\\/\\/moodle-hs-ulm\\.de\\/course\\/view\\.php\\?id=([0-9]*)\"(?:.*\\s){7}<span class=\"media-body \">([^<]*)<\\/span>"; final String string = "<nav class=\"list-group\">\n" + " <a class=\"list-group-item list-group-item-action active\" href=\"https://moodle-hs-ulm.de/\" data-key=\"home\" data-isexpandable=\"0\" data-indent=\"0\" data-showdivider=\"0\" data-type=\"1\" data-nodetype=\"1\" data-collapse=\"0\" data-forceopen=\"1\" data-isactive=\"1\" data-hidden=\"0\" data-preceedwithhr=\"0\">\n" + " <div class=\"m-l-0\">\n" + " <div class=\"media\">\n" + " <span class=\"media-left\">\n" + " <i class=\"icon fa fa-home fa-fw \" aria-hidden=\"true\" aria-label=\"\"></i>\n" + " </span>\n" + " <span class=\"media-body font-weight-bold\">Startseite</span>\n" + " </div>\n" + " </div>\n" + " </a>\n" + " <a class=\"list-group-item list-group-item-action \" href=\"https://moodle-hs-ulm.de/my/\" data-key=\"home\" data-isexpandable=\"0\" data-indent=\"0\" data-showdivider=\"0\" data-type=\"70\" data-nodetype=\"0\" data-collapse=\"0\" data-forceopen=\"0\" data-isactive=\"0\" data-hidden=\"0\" data-preceedwithhr=\"0\" data-parent-key=\"home\">\n" + " <div class=\"m-l-0\">\n" + " <div class=\"media\">\n" + " <span class=\"media-left\">\n" + " <i class=\"icon fa fa-tachometer fa-fw \" aria-hidden=\"true\" aria-label=\"\"></i>\n" + " </span>\n" + " <span class=\"media-body \">Dashboard</span>\n" + " </div>\n" + " </div>\n" + " </a>\n" + " <a class=\"list-group-item list-group-item-action \" href=\"https://moodle-hs-ulm.de/calendar/view.php?view=month\" data-key=\"calendar\" data-isexpandable=\"0\" data-indent=\"0\" data-showdivider=\"0\" data-type=\"60\" data-nodetype=\"0\" data-collapse=\"0\" data-forceopen=\"0\" data-isactive=\"0\" data-hidden=\"0\" data-preceedwithhr=\"0\" data-parent-key=\"1\">\n" + " <div class=\"m-l-0\">\n" + " <div class=\"media\">\n" + " <span class=\"media-left\">\n" + " <i class=\"icon fa fa-calendar fa-fw \" aria-hidden=\"true\" aria-label=\"\"></i>\n" + " </span>\n" + " <span class=\"media-body \">Kalender</span>\n" + " </div>\n" + " </div>\n" + " </a>\n" + " <div class=\"list-group-item\" data-key=\"mycourses\" data-isexpandable=\"1\" data-indent=\"0\" data-showdivider=\"0\" data-type=\"0\" data-nodetype=\"1\" data-collapse=\"0\" data-forceopen=\"1\" data-isactive=\"0\" data-hidden=\"0\" data-preceedwithhr=\"0\" data-parent-key=\"home\">\n" + " <div class=\"m-l-0\">\n" + " <div class=\"media\">\n" + " <span class=\"media-left\">\n" + " <i class=\"icon fa fa-graduation-cap fa-fw \" aria-hidden=\"true\" aria-label=\"\"></i>\n" + " </span>\n" + " <span class=\"media-body\">Meine Kurse</span>\n" + " </div>\n" + " </div>\n" + " </div>\n" + " <a class=\"list-group-item list-group-item-action \" href=\"https://moodle-hs-ulm.de/course/view.php?id=88\" data-key=\"88\" data-isexpandable=\"0\" data-indent=\"1\" data-showdivider=\"0\" data-type=\"20\" data-nodetype=\"1\" data-collapse=\"0\" data-forceopen=\"0\" data-isactive=\"0\" data-hidden=\"0\" data-preceedwithhr=\"0\" data-parent-key=\"mycourses\">\n" + " <div class=\"m-l-1\">\n" + " <div class=\"media\">\n" + " <span class=\"media-left\">\n" + " <i class=\"icon fa fa-graduation-cap fa-fw \" aria-hidden=\"true\" aria-label=\"\"></i>\n" + " </span>\n" + " <span class=\"media-body \">Algorithmen und Datenstrukturen INF3 (WS18/19)</span>\n" + " </div>\n" + " </div>\n" + " </a>\n" + " <a class=\"list-group-item list-group-item-action \" href=\"https://moodle-hs-ulm.de/course/view.php?id=397\" data-key=\"397\" data-isexpandable=\"0\" data-indent=\"1\" data-showdivider=\"0\" data-type=\"20\" data-nodetype=\"1\" data-collapse=\"0\" data-forceopen=\"0\" data-isactive=\"0\" data-hidden=\"0\" data-preceedwithhr=\"0\" data-parent-key=\"mycourses\">\n" + " <div class=\"m-l-1\">\n" + " <div class=\"media\">\n" + " <span class=\"media-left\">\n" + " <i class=\"icon fa fa-graduation-cap fa-fw \" aria-hidden=\"true\" aria-label=\"\"></i>\n" + " </span>\n" + " <span class=\"media-body \">Analysis 2 für Informatiker</span>\n" + " </div>\n" + " </div>\n" + " </a>\n" + " <a class=\"list-group-item list-group-item-action \" href=\"https://moodle-hs-ulm.de/course/view.php?id=646\" data-key=\"646\" data-isexpandable=\"0\" data-indent=\"1\" data-showdivider=\"0\" data-type=\"20\" data-nodetype=\"1\" data-collapse=\"0\" data-forceopen=\"0\" data-isactive=\"0\" data-hidden=\"0\" data-preceedwithhr=\"0\" data-parent-key=\"mycourses\">\n" + " <div class=\"m-l-1\">\n" + " <div class=\"media\">\n" + " <span class=\"media-left\">\n" + " <i class=\"icon fa fa-graduation-cap fa-fw \" aria-hidden=\"true\" aria-label=\"\"></i>\n" + " </span>\n" + " <span class=\"media-body \">Daba</span>\n" + " </div>\n" + " </div>\n" + " </a>\n" + " <a class=\"list-group-item list-group-item-action \" href=\"https://moodle-hs-ulm.de/course/view.php?id=67\" data-key=\"67\" data-isexpandable=\"0\" data-indent=\"1\" data-showdivider=\"0\" data-type=\"20\" data-nodetype=\"1\" data-collapse=\"0\" data-forceopen=\"0\" data-isactive=\"0\" data-hidden=\"0\" data-preceedwithhr=\"0\" data-parent-key=\"mycourses\">\n" + " <div class=\"m-l-1\">\n" + " <div class=\"media\">\n" + " <span class=\"media-left\">\n" + " <i class=\"icon fa fa-graduation-cap fa-fw \" aria-hidden=\"true\" aria-label=\"\"></i>\n" + " </span>\n" + " <span class=\"media-body \">Einführung in MATLAB</span>\n" + " </div>\n" + " </div>\n" + " </a>\n" + " <a class=\"list-group-item list-group-item-action \" href=\"https://moodle-hs-ulm.de/course/view.php?id=551\" data-key=\"551\" data-isexpandable=\"0\" data-indent=\"1\" data-showdivider=\"0\" data-type=\"20\" data-nodetype=\"1\" data-collapse=\"0\" data-forceopen=\"0\" data-isactive=\"0\" data-hidden=\"0\" data-preceedwithhr=\"0\" data-parent-key=\"mycourses\">\n" + " <div class=\"m-l-1\">\n" + " <div class=\"media\">\n" + " <span class=\"media-left\">\n" + " <i class=\"icon fa fa-graduation-cap fa-fw \" aria-hidden=\"true\" aria-label=\"\"></i>\n" + " </span>\n" + " <span class=\"media-body \">i²</span>\n" + " </div>\n" + " </div>\n" + " </a>\n" + " <a class=\"list-group-item list-group-item-action \" href=\"https://moodle-hs-ulm.de/course/view.php?id=277\" data-key=\"277\" data-isexpandable=\"0\" data-indent=\"1\" data-showdivider=\"0\" data-type=\"20\" data-nodetype=\"1\" data-collapse=\"0\" data-forceopen=\"0\" data-isactive=\"0\" data-hidden=\"0\" data-preceedwithhr=\"0\" data-parent-key=\"mycourses\">\n" + " <div class=\"m-l-1\">\n" + " <div class=\"media\">\n" + " <span class=\"media-left\">\n" + " <i class=\"icon fa fa-graduation-cap fa-fw \" aria-hidden=\"true\" aria-label=\"\"></i>\n" + " </span>\n" + " <span class=\"media-body \">Mobile App Dev</span>\n" + " </div>\n" + " </div>\n" + " </a>\n" + " <a class=\"list-group-item list-group-item-action \" href=\"https://moodle-hs-ulm.de/course/view.php?id=631\" data-key=\"631\" data-isexpandable=\"0\" data-indent=\"1\" data-showdivider=\"0\" data-type=\"20\" data-nodetype=\"1\" data-collapse=\"0\" data-forceopen=\"0\" data-isactive=\"0\" data-hidden=\"0\" data-preceedwithhr=\"0\" data-parent-key=\"mycourses\">\n" + " <div class=\"m-l-1\">\n" + " <div class=\"media\">\n" + " <span class=\"media-left\">\n" + " <i class=\"icon fa fa-graduation-cap fa-fw \" aria-hidden=\"true\" aria-label=\"\"></i>\n" + " </span>\n" + " <span class=\"media-body \">Programmieren III / INF3A</span>\n" + " </div>\n" + " </div>\n" + " </a>\n" + " </nav>"; 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