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

/
/
g

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 = "(?:[̀-ͯ҃-҉֑-ׇֽֿׁׂׅׄؐ-ًؚ-ٰٟۖ-ۜ۟-۪ۤۧۨ-ܑۭܰ-݊ަ-ް߫-߽߳ࠖ-࠙ࠛ-ࠣࠥ-ࠧࠩ-࡙࠭-࡛࣓-ࣣ࣡-ंऺ़ु-ै्॑-ॗॢॣঁ়াু-ৄ্ৗৢৣ৾ਁਂ਼ੁੂੇੈੋ-੍ੑੰੱੵઁં઼ુ-ૅેૈ્ૢૣૺ-૿ଁ଼ାିୁ-ୄ୍୕-ୗୢୣஂாீ்ௗఀఄా-ీె-ైొ-్ౕౖౢౣಁ಼ಿೂೆೌ್ೕೖೢೣഀഁ഻഼ാു-ൄ്ൗൢൣඁ්ාි-ුූෟัิ-ฺ็-๎ັິ-ຼ່-ໍཱ༹༘༙༵༷-ཾྀ-྄྆྇ྍ-ྗྙ-ྼ࿆ိ-ူဲ-့္်ွှၘၙၞ-ၠၱ-ၴႂႅႆႍႝ፝-፟ᜒ-᜔ᜲ-᜴ᝒᝓᝲᝳ឴឵ិ-ួំ៉-៓៝ᢅᢆᢩᤠ-ᤢᤧᤨᤲ᤹-᤻ᨘᨗᨛᩖᩘ-ᩞ᩠ᩢᩥ-ᩬᩳ-᩿᩼᪰-ᫀᬀ-ᬃ᬴-ᬺᬼᭂ᭫-᭳ᮀᮁᮢ-ᮥᮨᮩ᮫-ᮭ᯦ᯨᯩᯭᯯ-ᯱᰬ-ᰳᰶ᰷᳐-᳔᳒-᳢᳠-᳨᳭᳴᳸᳹᷀-᷹᷻-᷿‌⃐-⃰⳯-⵿⳱ⷠ-〪ⷿ-゙゚〯꙯-꙲ꙴ-꙽ꚞꚟ꛰꛱ꠂ꠆ꠋꠥꠦ꠬꣄ꣅ꣠-꣱ꣿꤦ-꤭ꥇ-ꥑꦀ-ꦂ꦳ꦶ-ꦹꦼꦽꧥꨩ-ꨮꨱꨲꨵꨶꩃꩌꩼꪰꪲ-ꪴꪷꪸꪾ꪿꫁ꫬꫭ꫶ꯥꯨ꯭]|\\ud800[\\uddfd\\udee0\\udf76-\\udf7a]|\\ud802[\\ude01-\\ude03\\ude05\\ude06\\ude0c-\\ude0f\\ude38-\\ude3a\\ude3f\\udee5\\udee6]|\\ud803[\\udd24-\\udd27\\udeab\\udeac\\udf46-\\udf50]|\\ud804[\\udc01\\udc38-\\udc46\\udc7f-\\udc81\\udcb3-\\udcb6\\udcb9\\udcba\\udd00-\\udd02\\udd27-\\udd2b\\udd2d-\\udd34\\udd73\\udd80\\udd81\\uddb6-\\uddbe\\uddc9-\\uddcc\\uddcf\\ude2f-\\ude31\\ude34\\ude36\\ude37\\ude3e\\udedf\\udee3-\\udeea\\udf00\\udf01\\udf3b\\udf3c\\udf3e\\udf40\\udf57\\udf66-\\udf6c\\udf70-\\udf74]|\\ud805[\\udc38-\\udc3f\\udc42-\\udc44\\udc46\\udc5e\\udcb0\\udcb3-\\udcb8\\udcba\\udcbd\\udcbf\\udcc0\\udcc2\\udcc3\\uddaf\\uddb2-\\uddb5\\uddbc\\uddbd\\uddbf\\uddc0\\udddc\\udddd\\ude33-\\ude3a\\ude3d\\ude3f\\ude40\\udeab\\udead\\udeb0-\\udeb5\\udeb7\\udf1d-\\udf1f\\udf22-\\udf25\\udf27-\\udf2b]|\\ud806[\\udc2f-\\udc37\\udc39\\udc3a\\udd30\\udd3b\\udd3c\\udd3e\\udd43\\uddd4-\\uddd7\\uddda\\udddb\\udde0\\ude01-\\ude0a\\ude33-\\ude38\\ude3b-\\ude3e\\ude47\\ude51-\\ude56\\ude59-\\ude5b\\ude8a-\\ude96\\ude98\\ude99]|\\ud807[\\udc30-\\udc36\\udc38-\\udc3d\\udc3f\\udc92-\\udca7\\udcaa-\\udcb0\\udcb2\\udcb3\\udcb5\\udcb6\\udd31-\\udd36\\udd3a\\udd3c\\udd3d\\udd3f-\\udd45\\udd47\\udd90\\udd91\\udd95\\udd97\\udef3\\udef4]|\\ud81a[\\udef0-\\udef4\\udf30-\\udf36]|\\ud81b[\\udf4f\\udf8f-\\udf92\\udfe4]|\\ud82f[\\udc9d\\udc9e]|\\ud834[\\udd65\\udd67-\\udd69\\udd6e-\\udd72\\udd7b-\\udd82\\udd85-\\udd8b\\uddaa-\\uddad\\ude42-\\ude44]|\\ud836[\\ude00-\\ude36\\ude3b-\\ude6c\\ude75\\ude84\\ude9b-\\ude9f\\udea1-\\udeaf]|\\ud838[\\udc00-\\udc06\\udc08-\\udc18\\udc1b-\\udc21\\udc23\\udc24\\udc26-\\udc2a\\udd30-\\udd36\\udeec-\\udeef]|\\ud83a[\\udcd0-\\udcd6\\udd44-\\udd4a]|\\ud83c[\\udffb-\\udfff]|\\udb40[\\udc20-\\udc7f]|[ﬞ︠-︯ﾞﾟ])"; final String string = "̴̵̶̷̸̡̢̧̨̛̖̗̘̙̜̝̞̟̠̣̤̥̦̩̪̫̬̭̮̯̰̱̲̳̹̺̻̼͇͈͉͍͎̀́̂̃̄̅̆̇̈̉̊̋̌̍̎̏̐̑̒̓̔̽̾̿̀́͂̓̈́͆͊͋͌̕̚ͅ͏͓͔͕͖͙͚͐͑͒͗͛ͣͤͥͦͧͨͩͪͫͬͭͮͯ҃҄҅҆҇͘͜͟͢͝͞͠͡҈҉ְֱֲֳִֵֶַָׇֹֺֻּֽֿׁׂًٌٍؘَؙُؚِّْٰܑ֑֖֛֢֣֤֥֦֧֪ׅٕٖٜٟۣ۪ۭܱܴܷܸܹܻܼܾ݂݄݆݈֚֭֮֒֓֔֕֗֘֙֜֝֞֟֠֡֨֩֫֬֯ׄؐؑؒؓؔؕؖؗٓٔٗ٘ٙٚٛٝٞۖۗۘۙۚۛۜ۟۠ۡۢۤۧۨ۫۬ܰܲܳܵܶܺܽܿ݀݁݃݅݇݉݊ަާިީުޫެޭޮޯްࣰࣱࣲ߲߽࡙࡚࡛࣓ࣣࣦࣩ࣭࣮࣯ࣶࣹࣺ߫߬߭߮߯߰߱߳ࠖࠗ࠘࠙ࠛࠜࠝࠞࠟࠠࠡࠢࠣࠥࠦࠧࠩࠪࠫࠬ࠭ࣔࣕࣖࣗࣘࣙࣚࣛࣜࣝࣞࣟ࣠࣡ࣤࣥࣧࣨ࣪࣫࣬ࣳࣴࣵࣷࣸࣻࣼࣽࣾࣿऀँंऺ़ुूृॄॅॆेै्॒॑॓॔ॕॖॗॢॣঁ়াুূৃৄ্ৗৢৣ৾ਁਂ਼ੁੂੇੈੋੌ੍ੑੰੱੵઁં઼ુૂૃૄૅેૈ્ૢૣૺૻૼ૽૾૿ଁ଼ାିୁୂୃୄ୍୕ୖୗୢୣஂாீ்ௗఀఄాిీెేైొోౌ్ౕౖౢౣಁ಼ಿೂೆೌ್ೕೖೢೣഀഁ഻഼ാുൂൃൄ്ൗൢൣඁ්ාිීුූෟัิีึืฺุู็่้๊๋์ํ๎ັິີຶື຺ຸູົຼ່້໊໋໌ໍཱཱཱིིུུ༹༘༙༵༷ྲྀཷླྀཹེཻོཽཾ྄ཱྀྀྂྃ྆྇ྍྎྏྐྑྒྒྷྔྕྖྗྙྚྛྜྜྷྞྟྠྡྡྷྣྤྥྦྦྷྨྩྪྫྫྷྭྮྯྰྱྲླྴྵྶྷྸྐྵྺྻྼ࿆ိီုူဲဳဴဵံ့္်ွှၘၙၞၟၠၱၲၳၴႂႅႆႍႝ፝፞፟ᜒᜓ᜔ᜲᜳ᜴ᝒᝓᝲᝳ឴឵ិីឹឺុូួំ៉៊់៌៍៎៏័៑្៓៝ᢅᢆᢩᤠᤡᤢᤧᤨᤲ᤻ᨘ᤹᤺ᨗᨛᩖᩘᩙᩚᩛᩜᩝᩞ᩠ᩢᩥᩦᩧᩨᩩᩪᩫᩬᩳᩴ᩿᪵᪶᪷᪸᪹᪺᪽᩵᩶᩷᩸᩹᩺᩻᩼᪰᪱᪲᪳᪴᪻᪼᪾ᪿᫀᬀᬁᬂᬃ᬴ᬵᬶᬷᬸᬹᬺᬼᭂ᭬᭫᭭᭮᭯᭰᭱᭲᭳ᮀᮁᮢᮣᮤᮥᮨᮩ᮫ᮬᮭ᯦ᯨᯩᯭᯯᯰᯱᰬᰭᰮᰯᰰᰱᰲᰳᰶ᳔᳢᳣᳤᳥᳦᳧᳨᰷᷐᷎᳕᳖᳗᳘᳙᳜᳝᳞᳟᳭᷂᷊᷏᷹᷽᷿᷷᷸᳐᳑᳒᳚᳛᳠᳴᳸᳹᷀᷁᷃᷄᷅᷆᷇᷈᷉᷋᷌᷑᷒ᷓᷔᷕᷖᷗᷘᷙᷚᷛᷜᷝᷞᷟᷠᷡᷢᷣᷤᷥᷦᷧᷨᷩᷪᷫᷬᷭᷮᷯᷰᷱᷲᷳᷴ᷵᷻᷾᷶᷼᷍‌⃒⃓⃘⃙⃚⃐⃑⃔⃕⃖⃗⃛⃜⃝⃞⃟⃠⃡⃢⃣⃤⃥⃦⃪⃫゙゚⵿〪⃨⃬⃭⃮⃯〭〮〯〫⃧⃩⃰⳯⳰⳱ⷠⷡⷢⷣⷤⷥⷦⷧⷨⷩⷪⷫⷬⷭⷮⷯⷰⷱⷲⷳⷴⷵⷶⷷⷸⷹⷺⷻⷼⷽⷾⷿ꙯〬꙰꙱꙲ꙴꙵꙶꙷꙸꙹꙺꙻ꙼꙽ꚞꚟ꛰꛱ꠂ꠆ꠋꠥꠦ꠬꣄ꣅ꣠꣡꣢꣣꣤꣥꣦꣧꣨꣩꣪꣫꣬꣭꣮꣯꣰꣱ꣿꤦꤧꤨꤩꤪ꤫꤬꤭ꥇꥈꥉꥊꥋꥌꥍꥎꥏꥐꥑꦀꦁꦂ꦳ꦶꦷꦸꦹꦼꦽꧥꨩꨪꨫꨬꨭꨮꨱꨲꨵꨶꩃꩌꩼꪴꪰꪲꪳꪷꪸꪾ꪿꫁ꫬꫭ꫶ꯥꯨ꯭ﬞ︧︨︩︪︫︬︭︠︡︢︣︤︥︦︮︯ﾞﾟ𐇽𐋠𐍶𐍷𐍸𐍹𐍺𐨁𐨂𐨃𐨅𐨆𐨌𐨍𐨎𐨹𐨿𐨺𐫦𐽆𐽇𐽋𐽍𐽎𐽏𐽐𐨏𐨸𐫥𐴤𐴥𐴦𐴧𐺫𐺬𐽈𐽉𐽊𐽌𑀁𑀸𑀹𑀺𑀻𑀼𑀽𑀾𑀿𑁀𑁁𑁂𑁃𑁄𑁅𑁆𑁿𑂀𑂁𑂳𑂴𑂵𑂶𑂺𑂹𑄀𑄁𑄂𑄧𑄨𑄩𑄪𑄫𑄭𑄮𑄯𑄰𑄱𑄲𑅳𑄳𑄴𑆀𑆁𑆶𑆷𑆸𑆹𑆺𑆻𑆼𑆽𑆾𑇉𑇊𑇋𑇌𑇏𑈯𑈰𑈱𑈴𑈶𑈷𑈾𑋟𑋣𑋤𑋥𑋦𑋧𑋨𑋩𑋪𑌀𑌁𑌻𑌼𑌾𑍀𑍗𑍦𑍧𑍨𑍩𑍪𑍫𑍬𑍰𑍱𑍲𑍳𑍴𑐸𑐹𑐺𑐻𑐼𑐽𑐾𑐿𑑂𑑃𑑄𑑆𑑞𑒰𑒳𑒴𑒵𑒶𑒷𑒸𑒺𑒽𑒿𑓀𑓃𑓂𑖯𑖲𑖳𑖴𑖵𑖼𑖽𑗀𑖿𑗜𑗝𑘳𑘴𑘵𑘶𑘷𑘸𑘹𑘺𑘽𑘿𑙀𑚫𑚭𑚰𑚱𑚲𑚳𑚴𑚵𑚷𑜝𑜞𑜟𑜢𑜣𑜤𑜥𑜧𑜨𑜩𑜪𑜫𑠯𑠰𑠱𑠲𑠳𑠴𑠵𑠶𑠷𑠺𑠹𑤰𑤻𑤼𑥃𑤾𑧔𑧕𑧖𑧗𑧚𑧛𑧠𑨁𑨂𑨃𑨄𑨅𑨆𑨇𑨈𑨉𑨊𑨳𑨴𑨵𑨶𑨷𑨸𑨻𑨼𑨽𑨾𑩇𑩑𑩒𑩓𑩔𑩕𑩖𑩙𑩚𑩛𑪊𑪋𑪌𑪍𑪎𑪏𑪐𑪑𑪒𑪓𑪔𑪕𑪖𑪘𑪙𑰰𑰱𑰲𑰳𑰴𑰵𑰶𑰸𑰹𑰺𑰻𑰼𑰽𑰿𑲒𑲓𑲔𑲕𑲖𑲗𑲘𑲙𑲚𑲛𑲜𑲝𑲞𑲟𑲠𑲡𑲢𑲣𑲤𑲥𑲦𑲧𑲪𑲫𑲬𑲭𑲮𑲯𑲰𑲲𑲳𑲵𑲶𑴱𑴲𑴳𑴴𑴵𑴶𑴺𑴼𑴽𑴿𑵀𑵁𑵂𑵃𑵄𑵅𑵇𑶐𑶑𑶕𑶗𑻳𑻴𖫰𖫱𖫲𖫳𖫴𖬰𖬱𖬲𖬳𖬴𖬵𖬶𖽏𖾏𖾐𖾑𖾒𖿤𛲝𛲞𝅧𝅨𝅩𝅥𝅮𝅯𝅰𝅱𝅲𝅻𝅼𝅽𝅾𝅿𝆀𝆁𝆂𝆊𝆋𝆅𝆆𝆇𝆈𝆉𝆪𝆫𝆬𝆭𝉂𝉃𝉄𝨀𝨁𝨂𝨃𝨄𝨅𝨆𝨇𝨈𝨉𝨊𝨋𝨌𝨍𝨎𝨏𝨐𝨑𝨒𝨓𝨔𝨕𝨖𝨗𝨘𝨙𝨚𝨛𝨜𝨝𝨞𝨟𝨠𝨡𝨢𝨣𝨤𝨥𝨦𝨧𝨨𝨩𝨪𝨫𝨬𝨭𝨮𝨯𝨰𝨱𝨲𝨳𝨴𝨵𝨶𝨻𝨼𝨽𝨾𝨿𝩀𝩁𝩂𝩃𝩄𝩅𝩆𝩇𝩈𝩉𝩊𝩋𝩌𝩍𝩎𝩏𝩐𝩑𝩒𝩓𝩔𝩕𝩖𝩗𝩘𝩙𝩚𝩛𝩜𝩝𝩞𝩟𝩠𝩡𝩢𝩣𝩤𝩥𝩦𝩧𝩨𝩩𝩪𝩫𝩬𝩵𝪄𝪛𝪜𝪝𝪞𝪟𝪡𝪢𝪣𝪤𝪥𝪦𝪧𝪨𝪩𝪪𝪫𝪬𝪭𝪮𝪯𞥊𞣐𞣑𞣒𞣓𞣔𞣕𞣖𞀀𞀁𞀂𞀃𞀄𞀅𞀆𞀈𞀉𞀊𞀋𞀌𞀍𞀎𞀏𞀐𞀑𞀒𞀓𞀔𞀕𞀖𞀗𞀘𞀛𞀜𞀝𞀞𞀟𞀠𞀡𞀣𞀤𞀦𞀧𞀨𞀩𞀪𞄰𞄱𞄲𞄳𞄴𞄵𞄶𞋬𞋭𞋮𞋯𞥄𞥅𞥆𞥇𞥈𞥉🏻🏼🏽🏾🏿󠀠󠀡󠀢󠀣󠀤󠀥󠀦󠀧󠀨󠀩󠀪󠀫󠀬󠀭󠀮󠀯󠀰󠀱󠀲󠀳󠀴󠀵󠀶󠀷󠀸󠀹󠀺󠀻󠀼󠀽󠀾󠀿󠁀󠁁󠁂󠁃󠁄󠁅󠁆󠁇󠁈󠁉󠁊󠁋󠁌󠁍󠁎󠁏󠁐󠁑󠁒󠁓󠁔󠁕󠁖󠁗󠁘󠁙󠁚󠁛󠁜󠁝󠁞󠁟󠁠󠁡󠁢󠁣󠁤󠁥󠁦󠁧󠁨󠁩󠁪󠁫󠁬󠁭󠁮󠁯󠁰󠁱󠁲󠁳󠁴󠁵󠁶󠁷󠁸󠁹󠁺󠁻󠁼󠁽󠁾󠁿"; final Pattern pattern = Pattern.compile(regex); 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