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

Generated Code

import java.util.regex.Matcher; import java.util.regex.Pattern; public class Example { public static void main(String[] args) { final String regex = "^(0{0,2}\\+?389[\\s./-]?)(\\(?[0]?[7-7][0-9]\\)?[\\s./-]?)([2-9]\\d{2}[\\s./-]?\\d{3})$"; final String string = "+389 70 123 456\n" + "389-71-234-567\n" + "389-071-234-567\n" + "389-0071-234-567\n" + "00389.72.345.678\n" + "+389/73/456/789\n" + "389 75 123456\n" + "389 76-234-567\n" + "+38970123456\n" + "38971234567\n" + "0038972345678\n" + "+38973456789\n" + "38975123456\n" + "38976234567\n" + "38980123456\n" + "+38982123456\n" + "+389 70 123-456\n" + "+389 70 323-456\n" + "389(71)234.567\n" + "389(071)234.567\n" + "00389/723-456-78\n" + "+389 (73) 456.789\n" + "389 75 123/456\n" + "389 76-234.567\n" + "389.80.123.456\n" + "389.(080).123.456\n" + "+389-82-123-456\n" + "00389 (81) 234-56\n" + "389/931-234-56\n" + "+3899512-3456\n" + "00389(95)12.345\n" + "389/10-123-456\n" + "389 11-123/456\n" + "+389 12.123-456"; 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