Regular Expressions 101

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An explanation of your regex will be automatically generated as you type.
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  • 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

Language

Generated Code

# coding=utf8 # the above tag defines encoding for this document and is for Python 2.x compatibility import re regex = r"(?<=Country of origin Index.*\n)(?:(?!Country of origin Index)[\s\S\n])*?(?=ROBERTO S\.R\.L\.)" test_str = ("ROBERTO S.R.L. \n" "Automotive Aftermarket\n" "Roberto S.R.L., Str. Horia Macelariu nr. 30-34, RO-013937 Bucuresti\n" "Capitalul Social: 169.363.000 Lei, Nr. Ord. Reg. com.: J40/7601/1994 \n" " \n" "Citibank Europe Plc Dublin, Romania Branch Citibank Europe Plc Dublin, Bulgaria Branch \n" "SWIFT CODE: CITIROBU SWIFT CODE: CITIBGSF \n" "IBAN RON: RO45 CITI 0000 0007 2488 3001 IBAN BGN: BG54 CITI 9250 1001 0086 00 \n" "IBAN EURO: RO48 CITI 0000 0007 2488 3044\n" "Invoice 1/ 2\n" "Document No.: 2045175575\n" "Date: 09.01.2023\n" "Sold To party: 22222222\n" "Account No.: 22222222\n" "ALFREDO GIOACCHINO OOD \n" "ul. Andrey Germanov 11 \n" "BG-1336 MILANO\n" "Your VAT No.: BG175423111\n" "Our VAT No.: RO5541546\n" "Contact Person Finance: VALENTINA IVANOVA\n" "Phone: +35929601062\n" "E-mail: Valentina.Ivanova@bg.rocco.com\n" "Contacts: DIANA DOBREVA\n" "Phone: 878668802\n" "E-mail: external.Diana.Dobreva@bg.rocco.com\n" "Sold To Address: ALFREDO GIOACCHINO OOD, ul. Andrey Germanov 11, BG-1336 MILANO, B\n" "Item Material/Description Quantity Unit Price per unit Net Value BGN\n" "Transport: 1180774272 Shipping Point: ADC/LDC DE, Karlsruhe Shipping Type: Truck\n" "Ship To Party: 95100938 ALFREDO GIOACCHINO OOD \n" "ul. Andrey Germanov 11 \n" "BG-1336 SOFIA\n" "Delivery No.: 823025507 Delivery Date: 13.01.2023 Delivery Type: Standard Order AA\n" "Your Order No.: 20230103-154257-011O From: 03.01.2023 Our Order No.: 210492510\n" "10 Nozzle And Holder Assy 2 EA\n" "Material: 0.432.231.664.80C\n" "Material Entered: 0.432.231.664\n" "EAN: 3165143215791\n" "179,20 358,40\n" "Dispatch element: 106650185 2 EA\n" "20 Hole-Type Nozzle 4 EA\n" "Material: 0.433.171.193.8GA\n" "Material Entered: 0.433.171.193\n" "EAN: 4047024542822\n" "33,99 135,96\n" "Dispatch element: 106650185 4 EA\n" "Total net value: 494,36\n" "VAT:* Z9 0,00 % 494,36 0,00\n" "Invoice amount: 494,36\n" "* Triangular transaction taxable at the customer according to Art. 141,2006/112/EC. This document is legally binding without signature.\n" "Incoterms: DAP SOFIA\n" "Payment terms: Up to 23.01.2023 you receive 2,000 % discount\n" "Up to 08.02.2023 without deduction\n" "Country of origin Index (represents the last three digits of part number)\n" "Brazil 8GA\n" "India 80C\n" "Palma de maiorka 80C\n" "Rio de Janero 002ROBERTO S.R.L. \n" "Automotive Aftermarket\n" "Robert Bosch S.R.L., Str. Horia Macelariu nr. 30-34, RO-013937 Bucuresti\n" "Capitalul Social: 169.363.000 Lei, Nr. Ord. Reg. com.: J40/7601/1994 \n" " \n" "Citibank Europe Plc Dublin, Romania Branch Citibank Europe Plc Dublin, Bulgaria Branch \n" "SWIFT CODE: CITIROBU SWIFT CODE: CITIBGSF \n" "IBAN RON: RO45 CITI 0000 0007 2488 3001 IBAN BGN: BG54 CITI 9250 1001 0086 00 \n" "IBAN EURO: RO48 CITI 0000 0007 2488 3044\n" "Invoice 2/ 2\n" "Document No.: 2045175575\n" "Date: 09.01.2023\n" "Sold To party: 95100938\n" "Account No.: 95100938\n" "Country of origin HS Code Quantity UoM Amount BGN\n" "Brazil\n" "84099900 4 EA 135,96\n" "135,96\n" "India\n" "84099900 2 EA 358,40\n" "358,40\n" "Marking Dispatch element type Physical dimension of dispatch \n" "element\n" "Unit of \n" "measure\n" "Gross \n" "Weight Unit of measure\n" "106650185 Corrugated carton 246 166 123 MM 0,959 KG\n" "Country of origin Item numbers Total amount\n" "Brazil 20 135,96\n" "India 10 358,40\n" "Element type: Corrugated carton Number of elements: 1 0,959 KG") matches = re.finditer(regex, test_str, re.MULTILINE) 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