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
Processing...

Test String

Substitution
Processing...

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 = "^(.*)\\(([0-9]*),'([^']+)','([^']+)','([^']+)','([^']+)','([A-Z]+)','([0-9]{5})'"; final String string = "CALL insert_wpsl_store(34,'American Health','American Health Foods #2','21202 State Highway 249 Ste. 500','Houston','TX','77070','USA',29.997590,-95.578641,6);\n" + "CALL insert_wpsl_store(805,'Granary Whole Foods','1738 Kingsley Ave','Orange Park','FL','32073','USA',30.164472,-81.733892,6);\n" + "CALL insert_wpsl_store(8056,'Chamberlins','4924 E. Colonial Dr.','Orlando','FL','32803','USA',28.553286,-81.326066,8);\n" + "CALL insert_wpsl_store(1642,'Kampai','Roble 635','Col. Valle del Campestre','San Pedro Garza García','NL','66266','MX',25.656827,-100.372697,6);\n" + "CALL insert_wpsl_store(1643,'Sr. Tanaka','Calz San Pedro Sur # 102','Col. Del Valle','San Pedro Garza García','NL','64650','MX',25.656655,-100.371225,6);\n" + "CALL insert_wpsl_store(807,'Chamberlins','1170 Oviedo Mall Blvd.','Oviedo','FL','32765','USA',28.661852,-81.239646,8);\n" + "CALL insert_wpsl_store(808,'Chamberlins','7600 Dr. Phillips Blvd.','Orlando','FL','32819','USA',28.451281,-81.489865,8);\n" + "CALL insert_wpsl_store(809,'Chamberlins','1086 Montgomery Road','Altamonte Springs','FL','32714','USA',28.686480,-81.404065,8);\n" + "CALL insert_wpsl_store(810,'Chamberlins','1531 US Hwy 98 S','Lakeland','FL','33803','USA',28.024486,-81.925599,8);\n" + "CALL insert_wpsl_store(811,'Chamberlins','1114 N. John Young Parkway','Kissimmee','FL','34741','USA',28.301877,-81.416101,8);\n" + "CALL insert_wpsl_store(812,'Lee’s Marketplace','Lee’s Smithfield 10810','850 South Main','Smithfield','UT','84335','USA',41.818762,-111.831481,6);\n" + "CALL insert_wpsl_store(8133,'Lee’s Marketplace','Lee’s Mkt 10812','725 North Redwood Rd','North Salt Lake','UT','84054','USA',40.854739,-111.930919,6);\n" + "CALL insert_wpsl_store(814,'Lee’s Marketplace','Lee’s Logan 10805','555 East 1400 N','Logan','UT','84341','USA',41.757425,-111.820370,6);\n" + "CALL insert_wpsl_store(815,'Lee’s Marketplace','Lee’s N Ogden 10116','2645 North Washington Blvd','Ogden','UT','84414','USA',41.306876,-111.968701,6);\n" + "CALL insert_wpsl_store(816,'Act Natural Health Foods','695 Kings Bay Rd','St Marys','GA','31558','USA',30.783249,-81.613175,6);\n" + "CALL insert_wpsl_store(817,'Herbs & More','127 Newnan Rd','Carrollton','GA','30117','USA',33.579385,-85.065897,6);\n" + "CALL insert_wpsl_store(818,'Sevananda Nat Foods','467 Moreland Ave NE','Atlanta','GA','30307','USA',33.767031,-84.348501,6);\n" + "CALL insert_wpsl_store(819,'Don Quijote','801 Kaheka St.','Honolulu','HO','96814','USA',21.293706,-157.838691,6);\n" + "CALL insert_wpsl_store(820,'Quillins Foods','808 South Main St','Monona','IA','52159','USA',43.043150,-91.390369,6);\n" + "CALL insert_wpsl_store(821,'Campbell\\'S','2749 100th St.','Urbandale','IA','50322','USA',41.619941,-93.755680,7);"; final String subst = "$1($2,'$3 - $4','$5','$6','$7','$8'"; final Pattern pattern = Pattern.compile(regex, Pattern.MULTILINE); final Matcher matcher = pattern.matcher(string); // The substituted value will be contained in the result variable final String result = matcher.replaceAll(subst); System.out.println("Substitution result: " + result); } }

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