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
  • Match everything enclosed
    (?:...)
  • Capture everything enclosed
    (...)
  • 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

r"
"
g

Test String

Code Generator

Language

Generated Code

# coding=utf8 # the above tag defines encoding for this document and is for Python 2.x compatibility import re regex = r" · ?(.*)" test_str = ("\n" "ТРК CITY MALL\n" "Zaporizhzhia, Zaporizhia Oblast · 050 463 9113\n" "Shopping Center Ukraine\n\n" "# it's being captured as well\n" "تطوان، المغرب · +212 669-599239\n" "طنجة، المغرب · +212 5393-01148\n" "طنجة، المغرب · +212 679-897627\n\n" "Coffeyville, KS · (620) 251-3330\n" "Independence, KS · (620) 331-7177\n" "Bartlesville, OK · (918) 333-6060\n\n" "Carrefour Guéret\n" "Centre Commercial Auchan Domérat\n" "Saint-Victor · 04 70 28 00 16\n\n" "ТРК Сіті Мол\n" "Запоріжжя, Запорізька область · 050 463 9113\n" "Дніпро, Дніпропетровська область · 050 463 9114\n\n" "Mühlhausen/Thüringen · 03601 815390\n" "Nordhausen · 03631 600294\n" "Laucha · 03622 900140\n\n" "CinecittàDue\n" "Roma RM · 06 8746 5219\n" "Roma RM · 06 8746 2321\n\n" "長野県上田市 · 0268-28-4551\n" "長野県上田市 · 0268-42-1482\n" "長野県松本市 · 0263-36-5258\n\n" "Langham Place\n" "Mong Kok · 2393 4246\n" "Mong Kok · 2396 2415\n\n\n" "Pärnu, Pärnu maakond · 522 6113\n" "Rocca Al Mare Parking\n" "Tallinn · 5561 7011\n\n" "Silkeborg · 86 81 41 11\n" "Viborg · 22 40 77 75\n" "Viborg · 86 69 68 95\n\n" "Pardubice · 724 372 891\n" "Pardubice · 725 878 984\n" "Osice · 725 752 422\n") matches = re.finditer(regex, test_str) for matchNum, match in enumerate(matches, start=1): print ("Match {matchNum} was found at {start}-{end}: {match}".format(matchNum = matchNum, start = match.start(), end = match.end(), match = match.group())) for groupNum in range(0, len(match.groups())): groupNum = groupNum + 1 print ("Group {groupNum} found at {start}-{end}: {group}".format(groupNum = groupNum, start = match.start(groupNum), end = match.end(groupNum), group = match.group(groupNum))) # Note: for Python 2.7 compatibility, use ur"" to prefix the regex and u"" to prefix the test string and substitution.

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 Python, please visit: https://docs.python.org/3/library/re.html