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

/
/

Test String

Code Generator

Language

Generated Code

const regex = /^\+?([87](?!95[4-79]|99[08]|907|94[^0]|336|986)([348]\d|9[0-6789]|7[0247])\d{8}|[1246]\d{9,13}|68\d{7}|5[1-46-9]\d{8,12}|55[1-9]\d{9}|55[12]19\d{8}|500[56]\d{4}|5016\d{6}|5068\d{7}|502[45]\d{7}|5037\d{7}|50[4567]\d{8}|50855\d{4}|509[34]\d{7}|376\d{6}|855\d{8}|856\d{10}|85[0-4789]\d{8,10}|8[68]\d{10,11}|8[14]\d{10}|82\d{9,10}|852\d{8}|90\d{10}|96(0[79]|17[01]|13)\d{6}|96[23]\d{9}|964\d{10}|96(5[69]|89)\d{7}|96(65|77)\d{8}|92[023]\d{9}|91[1879]\d{9}|9[34]7\d{8}|959\d{7}|989\d{9}|97\d{8,12}|99[^4568]\d{7,11}|994\d{9}|9955\d{8}|996[57]\d{8}|9989\d{8}|380[3-79]\d{8}|381\d{9}|385\d{8,9}|375[234]\d{8}|372\d{7,8}|37[0-4]\d{8}|37[6-9]\d{7,11}|30[69]\d{9}|34[67]\d{8}|3[12359]\d{8,12}|36\d{9}|38[1679]\d{8}|382\d{8,9}|46719\d{10})$/; // Alternative syntax using RegExp constructor // const regex = new RegExp('^\\+?([87](?!95[4-79]|99[08]|907|94[^0]|336|986)([348]\\d|9[0-6789]|7[0247])\\d{8}|[1246]\\d{9,13}|68\\d{7}|5[1-46-9]\\d{8,12}|55[1-9]\\d{9}|55[12]19\\d{8}|500[56]\\d{4}|5016\\d{6}|5068\\d{7}|502[45]\\d{7}|5037\\d{7}|50[4567]\\d{8}|50855\\d{4}|509[34]\\d{7}|376\\d{6}|855\\d{8}|856\\d{10}|85[0-4789]\\d{8,10}|8[68]\\d{10,11}|8[14]\\d{10}|82\\d{9,10}|852\\d{8}|90\\d{10}|96(0[79]|17[01]|13)\\d{6}|96[23]\\d{9}|964\\d{10}|96(5[69]|89)\\d{7}|96(65|77)\\d{8}|92[023]\\d{9}|91[1879]\\d{9}|9[34]7\\d{8}|959\\d{7}|989\\d{9}|97\\d{8,12}|99[^4568]\\d{7,11}|994\\d{9}|9955\\d{8}|996[57]\\d{8}|9989\\d{8}|380[3-79]\\d{8}|381\\d{9}|385\\d{8,9}|375[234]\\d{8}|372\\d{7,8}|37[0-4]\\d{8}|37[6-9]\\d{7,11}|30[69]\\d{9}|34[67]\\d{8}|3[12359]\\d{8,12}|36\\d{9}|38[1679]\\d{8}|382\\d{8,9}|46719\\d{10})$', '') const str = ``; // Reset `lastIndex` if this regex is defined globally // regex.lastIndex = 0; let m; if ((m = regex.exec(str)) !== null) { // The result can be accessed through the `m`-variable. m.forEach((match, groupIndex) => { console.log(`Found match, group ${groupIndex}: ${match}`); }); }

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 JavaScript, please visit: https://developer.mozilla.org/en/docs/Web/JavaScript/Guide/Regular_Expressions