Regular Expressions 101

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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)(?:(?!ROBERTO)(?!Country of origin)[\s\S\n])*" 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.: 2045158199\n" "Date: 20.05.2022\n" "Sold To party: 95100938\n" "Account No.: 95100938\n" "ALFREDO GIOACCHINO OOD \n" "ul. Andrey Germanov 11 \n" "BG-1336 SOFIA\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.bosch.com\n" "Contacts: IVA GYONEVA\n" "Phone: +359029601056\n" "E-mail: external.Iva.Gyoneva@bg.bosch.com\n" "Sold To Address: ALFREDO GIOACCHINO OOD, ul. Andrey Germanov 11, BG-1336 SOFIA, B\n" "Item Material/Description Quantity Unit Price per unit Net Value BGN\n" "Transport: 1180736236 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.: 822656882 Delivery Date: 27.05.2022 Delivery Type: Standard Order AA\n" "Your Order No.: 20220420-132109-436R From: 20.04.2022 Our Order No.: 15402739\n" "10 Nozzle And Holder Assy 6 EA\n" "Material: 0.432.191.301.741\n" "Material Entered: 0.432.191.301\n" "EAN: 3165143436226\n" "82,32 493,92\n" "Dispatch element: 105755352 6 EA\n" "Your Order No.: 20220509-135611-091G From: 09.05.2022 Our Order No.: 210012705\n" "20 Nozzle And Holder Assy 6 EA\n" "Material: 0.432.191.301.741\n" "Material Entered: 0.432.191.301\n" "EAN: 3165143436226\n" "82,32 493,92\n" "Dispatch element: 105755352 6 EA\n" "Your Order No.: 20220513-121235-468D From: 13.05.2022 Our Order No.: 210024679\n" "30 mechanical steering pump 2 EA\n" "Material: K.S00.000.394.002\n" "Material Entered: K.S00.000.394\n" "EAN: 4047025443456\n" "565,00 1.130,00\n" "Dispatch element: 105755352 2 EA\n" "Total net value: 2.117,84\n" "VAT:* Z9 0,00 % 2.117,84 0,00\n" "Invoice amount: 2.117,84\n" "* Triangular transaction taxable at the customer according to Art. 141, 2006/112/EC\n" "Incoterms: DAP SOFIAROBERTO 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 2/ 2\n" "Document No.: 2045158199\n" "Date: 20.05.2022\n" "Sold To party: 95100938\n" "Account No.: 95100938\n" "Payment terms: Up to 03.06.2022 you receive 2,000 % discount\n" "Up to 19.06.2022 without deduction\n" "Country of origin Index (represents the last three digits of part number)\n" "Brazil 741\n" "Germany 002\n" "Country of origin HS Code Quantity UoM Amount BGN\n" "Brazil\n" "84099900 12 EA 987,84\n" "987,84\n" "Germany\n" "84136061 2 EA 1.130,00\n" "1.130,00\n" "Marking Dispatch element type Physical dimension of dispatch \n" "element\n" "Unit of \n" "measure\n" "Gross \n" "Weight Unit of measure\n" "105755352 Corrug. brown box RB-logo 550X35 550 350 300 MM 14,880 KG\n" "Country of origin Item numbers Total amount\n" "Brazil 10 20 987,84\n" "Germany 30 1.130,00\n" "Element type: Corrug. brown box RB-logo 550X35Number of elements: 1 14,880 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