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

/
/
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"(\d)\n([\d.]+)\n([\d, ]+)\n([\d, ]+)\n([\d, ]+)\n([\d, ]+)\n([\d,]+)\n([-\d, ]+)$" test_str = ("№;Дата;Месечна вноска;Вноска главница;Вноска лихва;Остатък главница;Такси и комисионни;Паричен поток\n" "0\n" "01.06.2021\n" "0,00\n" "0,00\n" "0,00\n" "140 000,00\n" "246,00\n" "139 754,00\n" "1\n" "01.07.2021\n" "1 610,54\n" "1 318,87\n" "291,67\n" "140 000,00\n" "2,50\n" "-1 613,04\n" "2\n" "01.08.2021\n" "1 610,54\n" "1 321,62\n" "288,92\n" "138 681,13\n" "2,50\n" "-1 613,04\n" "3\n" "01.09.2021\n" "1 610,54\n" "1 324,37\n" "286,17\n" "137 359,51\n" "2,50\n" "-1 613,04\n" "4\n" "01.10.2021\n" "1 610,54\n" "1 327,13\n" "283,41\n" "136 035,14\n" "2,50\n" "-1 613,04\n" "5\n" "01.11.2021\n" "1 610,54\n" "1 329,90\n" "280,64\n" "134 708,01\n" "2,50\n" "-1 613,04\n" "6\n" "01.12.2021\n" "1 610,54\n" "1 332,67\n" "277,87\n" "133 378,11\n" "2,50\n" "-1 613,04\n" "7\n" "01.01.2022\n" "1 610,54\n" "1 335,45\n" "275,09\n" "132 045,44\n" "2,50\n" "-1 613,04\n" "8\n" "01.02.2022\n" "1 610,54\n" "1 338,23\n" "272,31\n" "130 709,99\n" "2,50\n" "-1 613,04\n" "9\n" "01.03.2022\n" "1 610,54\n" "1 341,02\n" "269,52\n" "129 371,76\n" "2,50\n" "-1 613,04\n" "10\n" "01.04.2022\n" "1 610,54\n" "1 343,81\n" "266,73\n" "128 030,74\n" "2,50\n" "-1 613,04\n" "11\n" "01.05.2022\n" "1 610,54\n" "1 346,61\n" "263,93\n" "126 686,93\n" "2,50\n" "-1 613,04\n" "12\n" "01.06.2022\n" "1 610,54\n" "1 349,41\n" "261,13\n" "125 340,32\n" "2,50\n" "-1 613,04\n" "13\n" "01.07.2022\n" "1 610,54\n" "1 352,23\n" "258,31\n" "123 990,91\n" "2,50\n" "-1 613,04\n" "14\n" "01.08.2022\n" "1 610,54\n" "1 355,04\n" "255,50\n" "122 638,68\n" "2,50\n" "-1 613,04\n" "15\n" "01.09.2022\n" "1 610,54\n" "1 357,87\n" "252,67\n" "121 283,64\n" "2,50\n" "-1 613,04\n" "16\n" "01.10.2022\n" "1 610,54\n" "1 360,69\n" "249,85\n" "119 925,77\n" "2,50\n" "-1 613,04\n" "17\n" "01.11.2022\n" "1 610,54\n" "1 363,53\n" "247,01\n" "118 565,08\n" "2,50\n" "-1 613,04\n" "18\n" "01.12.2022\n" "1 610,54\n" "1 366,37\n" "244,17\n" "117 201,55\n" "2,50\n" "-1 613,04\n" "19\n" "01.01.2023\n" "1 610,54\n" "1 369,22\n" "241,32\n" "115 835,18\n" "2,50\n" "-1 613,04\n" "20\n" "01.02.2023\n" "1 610,54\n" "1 372,07\n" "238,47\n" "114 465,96\n" "2,50\n" "-1 613,04\n" "21\n" "01.03.2023\n" "1 610,54\n" "1 374,93\n" "235,61\n" "113 093,89\n" "2,50\n" "-1 613,04\n" "22\n" "01.04.2023\n" "1 610,54\n" "1 377,79\n" "232,75\n" "111 718,96\n" "2,50\n" "-1 613,04\n" "23\n" "01.05.2023\n" "1 610,54\n" "1 380,66\n" "229,88\n" "110 341,17\n" "2,50\n" "-1 613,04\n" "24\n" "01.06.2023\n" "1 610,54\n" "1 383,54\n" "227,00\n" "108 960,51\n" "2,50\n" "-1 613,04\n" "25\n" "01.07.2023\n" "1 610,54\n" "1 386,42\n" "224,12\n" "107 576,97\n" "2,50\n" "-1 613,04\n" "26\n" "01.08.2023\n" "1 610,54\n" "1 389,31\n" "221,23\n" "106 190,55\n" "2,50\n" "-1 613,04\n" "27\n" "01.09.2023\n" "1 610,54\n" "1 392,20\n" "218,34\n" "104 801,24\n" "2,50\n" "-1 613,04\n" "28\n" "01.10.2023\n" "1 610,54\n" "1 395,10\n" "215,44\n" "103 409,04\n" "2,50\n" "-1 613,04\n" "29\n" "01.11.2023\n" "1 610,54\n" "1 398,01\n" "212,53\n" "102 013,94\n" "2,50\n" "-1 613,04\n" "30\n" "01.12.2023\n" "1 610,54\n" "1 400,92\n" "209,62\n" "100 615,93\n" "2,50\n" "-1 613,04\n" "31\n" "01.01.2024\n" "1 610,54\n" "1 403,84\n" "206,70\n" "99 215,01\n" "2,50\n" "-1 613,04\n" "32\n" "01.02.2024\n" "1 610,54\n" "1 406,77\n" "203,77\n" "97 811,17\n" "2,50\n" "-1 613,04\n" "33\n" "01.03.2024\n" "1 610,54\n" "1 409,70\n" "200,84\n" "96 404,40\n" "2,50\n" "-1 613,04\n" "34\n" "01.04.2024\n" "1 610,54\n" "1 412,63\n" "197,91\n" "94 994,70\n" "2,50\n" "-1 613,04\n" "35\n" "01.05.2024\n" "1 610,54\n" "1 415,58\n" "194,96\n" "93 582,07\n" "2,50\n" "-1 613,04\n" "36\n" "01.06.2024\n" "1 610,54\n" "1 418,53\n" "192,01\n" "92 166,49\n" "2,50\n" "-1 613,04\n" "37\n" "01.07.2024\n" "1 610,54\n" "1 421,48\n" "189,06\n" "90 747,96\n" "2,50\n" "-1 613,04\n" "38\n" "01.08.2024\n" "1 610,54\n" "1 424,44\n" "186,10\n" "89 326,48\n" "2,50\n" "-1 613,04\n" "39\n" "01.09.2024\n" "1 610,54\n" "1 427,41\n" "183,13\n" "87 902,04\n" "2,50\n" "-1 613,04\n" "40\n" "01.10.2024\n" "1 610,54\n" "1 430,38\n" "180,16\n" "86 474,63\n" "2,50\n" "-1 613,04\n" "41\n" "01.11.2024\n" "1 610,54\n" "1 433,36\n" "177,18\n" "85 044,25\n" "2,50\n" "-1 613,04\n" "42\n" "01.12.2024\n" "1 610,54\n" "1 436,35\n" "174,19\n" "83 610,89\n" "2,50\n" "-1 613,04\n" "43\n" "01.01.2025\n" "1 610,54\n" "1 439,34\n" "171,20\n" "82 174,54\n" "2,50\n" "-1 613,04\n" "44\n" "01.02.2025\n" "1 610,54\n" "1 442,34\n" "168,20\n" "80 735,20\n" "2,50\n" "-1 613,04\n" "45\n" "01.03.2025\n" "1 610,54\n" "1 445,35\n" "165,19\n" "79 292,86\n" "2,50\n" "-1 613,04\n" "46\n" "01.04.2025\n" "1 610,54\n" "1 448,36\n" "162,18\n" "77 847,51\n" "2,50\n" "-1 613,04\n" "47\n" "01.05.2025\n" "1 610,54\n" "1 451,38\n" "159,16\n" "76 399,15\n" "2,50\n" "-1 613,04\n" "48\n" "01.06.2025\n" "1 610,54\n" "1 454,40\n" "156,14\n" "74 947,77\n" "2,50\n" "-1 613,04\n" "49\n" "01.07.2025\n" "1 610,54\n" "1 457,43\n" "153,11\n" "73 493,37\n" "2,50\n" "-1 613,04\n" "50\n" "01.08.2025\n" "1 610,54\n" "1 460,47\n" "150,07\n" "72 035,94\n" "2,50\n" "-1 613,04\n" "51\n" "01.09.2025\n" "1 610,54\n" "1 463,51\n" "147,03\n" "70 575,47\n" "2,50\n" "-1 613,04\n" "52\n" "01.10.2025\n" "1 610,54\n" "1 466,56\n" "143,98\n" "69 111,96\n" "2,50\n" "-1 613,04\n" "53\n" "01.11.2025\n" "1 610,54\n" "1 469,61\n" "140,93\n" "67 645,40\n" "2,50\n" "-1 613,04\n" "54\n" "01.12.2025\n" "1 610,54\n" "1 472,67\n" "137,87\n" "66 175,79\n" "2,50\n" "-1 613,04\n" "55\n" "01.01.2026\n" "1 610,54\n" "1 475,74\n" "134,80\n" "64 703,12\n" "2,50\n" "-1 613,04\n" "56\n" "01.02.2026\n" "1 610,54\n" "1 478,82\n" "131,72\n" "63 227,38\n" "2,50\n" "-1 613,04\n" "57\n" "01.03.2026\n" "1 610,54\n" "1 481,90\n" "128,64\n" "61 748,56\n" "2,50\n" "-1 613,04\n" "58\n" "01.04.2026\n" "1 610,54\n" "1 484,98\n" "125,56\n" "60 266,66\n" "2,50\n" "-1 613,04\n" "59\n" "01.05.2026\n" "1 610,54\n" "1 488,08\n" "122,46\n" "58 781,68\n" "2,50\n" "-1 613,04\n" "60\n" "01.06.2026\n" "1 610,54\n" "1 491,18\n" "119,36\n" "57 293,60\n" "2,50\n" "-1 613,04\n" "61\n" "01.07.2026\n" "1 610,54\n" "1 494,28\n" "116,26\n" "55 802,42\n" "2,50\n" "-1 613,04\n" "62\n" "01.08.2026\n" "1 610,54\n" "1 497,40\n" "113,14\n" "54 308,14\n" "2,50\n" "-1 613,04\n" "63\n" "01.09.2026\n" "1 610,54\n" "1 500,52\n" "110,02\n" "52 810,74\n" "2,50\n" "-1 613,04\n" "64\n" "01.10.2026\n" "1 610,54\n" "1 503,64\n" "106,90\n" "51 310,22\n" "2,50\n" "-1 613,04\n" "65\n" "01.11.2026\n" "1 610,54\n" "1 506,78\n" "103,76\n" "49 806,58\n" "2,50\n" "-1 613,04\n" "66\n" "01.12.2026\n" "1 610,54\n" "1 509,92\n" "100,62\n" "48 299,80\n" "2,50\n" "-1 613,04\n" "67\n" "01.01.2027\n" "1 610,54\n" "1 513,06\n" "97,48\n" "46 789,88\n" "2,50\n" "-1 613,04\n" "68\n" "01.02.2027\n" "1 610,54\n" "1 516,21\n" "94,33\n" "45 276,82\n" "2,50\n" "-1 613,04\n" "69\n" "01.03.2027\n" "1 610,54\n" "1 519,37\n" "91,17\n" "43 760,61\n" "2,50\n" "-1 613,04\n" "70\n" "01.04.2027\n" "1 610,54\n" "1 522,54\n" "88,00\n" "42 241,24\n" "2,50\n" "-1 613,04\n" "71\n" "01.05.2027\n" "1 610,54\n" "1 525,71\n" "84,83\n" "40 718,70\n" "2,50\n" "-1 613,04\n" "72\n" "01.06.2027\n" "1 610,54\n" "1 528,89\n" "81,65\n" "39 192,99\n" "2,50\n" "-1 613,04\n" "73\n" "01.07.2027\n" "1 610,54\n" "1 532,07\n" "78,47\n" "37 664,10\n" "2,50\n" "-1 613,04\n" "74\n" "01.08.2027\n" "1 610,54\n" "1 535,26\n" "75,28\n" "36 132,03\n" "2,50\n" "-1 613,04\n" "75\n" "01.09.2027\n" "1 610,54\n" "1 538,46\n" "72,08\n" "34 596,77\n" "2,50\n" "-1 613,04\n" "76\n" "01.10.2027\n" "1 610,54\n" "1 541,67\n" "68,87\n" "33 058,31\n" "2,50\n" "-1 613,04\n" "77\n" "01.11.2027\n" "1 610,54\n" "1 544,88\n" "65,66\n" "31 516,64\n" "2,50\n" "-1 613,04\n" "78\n" "01.12.2027\n" "1 610,54\n" "1 548,10\n" "62,44\n" "29 971,76\n" "2,50\n" "-1 613,04\n" "79\n" "01.01.2028\n" "1 610,54\n" "1 551,32\n" "59,22\n" "28 423,66\n" "2,50\n" "-1 613,04\n" "80\n" "01.02.2028\n" "1 610,54\n" "1 554,56\n" "55,98\n" "26 872,34\n" "2,50\n" "-1 613,04\n" "81\n" "01.03.2028\n" "1 610,54\n" "1 557,79\n" "52,75\n" "25 317,78\n" "2,50\n" "-1 613,04\n" "82\n" "01.04.2028\n" "1 610,54\n" "1 561,04\n" "49,50\n" "23 759,99\n" "2,50\n" "-1 613,04\n" "83\n" "01.05.2028\n" "1 610,54\n" "1 564,29\n" "46,25\n" "22 198,95\n" "2,50\n" "-1 613,04\n" "84\n" "01.06.2028\n" "1 610,54\n" "1 567,55\n" "42,99\n" "20 634,66\n" "2,50\n" "-1 613,04\n" "85\n" "01.07.2028\n" "1 610,54\n" "1 570,82\n" "39,72\n" "19 067,11\n" "2,50\n" "-1 613,04\n" "86\n" "01.08.2028\n" "1 610,54\n" "1 574,09\n" "36,45\n" "17 496,29\n" "2,50\n" "-1 613,04\n" "87\n" "01.09.2028\n" "1 610,54\n" "1 577,37\n" "33,17\n" "15 922,20\n" "2,50\n" "-1 613,04\n" "88\n" "01.10.2028\n" "1 610,54\n" "1 580,65\n" "29,89\n" "14 344,83\n" "2,50\n" "-1 613,04\n" "89\n" "01.11.2028\n" "1 610,54\n" "1 583,95\n" "26,59\n" "12 764,18\n" "2,50\n" "-1 613,04\n" "90\n" "01.12.2028\n" "1 610,54\n" "1 587,25\n" "23,29\n" "11 180,23\n" "2,50\n" "-1 613,04\n" "91\n" "01.01.2029\n" "1 610,54\n" "1 590,55\n" "19,99\n" "9 592,98\n" "2,50\n" "-1 613,04\n" "92\n" "01.02.2029\n" "1 610,54\n" "1 593,87\n" "16,67\n" "8 002,43\n" "2,50\n" "-1 613,04\n" "93\n" "01.03.2029\n" "1 610,54\n" "1 597,19\n" "13,35\n" "6 408,56\n" "2,50\n" "-1 613,04\n" "94\n" "01.04.2029\n" "1 610,54\n" "1 600,52\n" "10,02\n" "4 811,37\n" "2,50\n" "-1 613,04\n" "95\n" "01.05.2029\n" "1 610,54\n" "1 603,85\n" "6,69\n" "3 210,85\n" "2,50\n" "-1 613,04\n" "96\n" "01.06.2029\n" "1 610,35\n" "1 607,00\n" "3,35\n" "1 607,00\n" "2,50\n" "-1 612,85") 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