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

Code Generator

Language

Generated Code

import re regex = re.compile(r"^(?:[[:^print:][:cntrl:]\s]|GIF89.{0,20})*<\?(?:php)?\s*[[:punct:]\s]+scama\s*spotify\s*v1[\s\#]+facebook:\s*fb\.com\/amyr\.gov\.tn+[[:punct:]\s]+.{0,200}?want\s*to\s*save\s*rzlt\s*.html(?:[^>]+>\s*)?$", flags=re.IGNORECASE | re.DOTALL) test_str = ("<?php \n" "/*\n" " $$$$$$\\ $$$$$$$\\ $$$$$$\\ $$\\ $$\\ $$$$$$$$\\ $$\\ $$\\ \n" "$$ __$$\\ $$ __$$\\ $$ __$$\\ $$$\\ $$ | \\__$$ __|$$$\\ $$ |\n" "$$ / $$ |$$ | $$ |$$ / $$ |$$$$\\ $$ | $$ | $$$$\\ $$ |\n" "$$$$$$$$ |$$$$$$$ |$$ | $$ |$$ $$\\$$ |$$$$$$\\ $$ | $$ $$\\$$ |\n" "$$ __$$ |$$ __$$< $$ | $$ |$$ \\$$$$ |\\______|$$ | $$ \\$$$$ |\n" "$$ | $$ |$$ | $$ |$$ | $$ |$$ |\\$$$ | $$ | $$ |\\$$$ |\n" "$$ | $$ |$$ | $$ | $$$$$$ |$$ | \\$$ | $$ | $$ | \\$$ |\n" "\\__| \\__|\\__| \\__| \\______/ \\__| \\__| \\__| \\__| \\__|\n" " \n" "#==========================================#\n" "# Scama Spotify v1 #\n" "# facebook: fb.com/amyr.gov.tn #\n" "#==========================================#\n\n" " $$$$$$\\ $$$$$$\\ $$\\ $$$$$$\\ \n" "$$ __$$\\ $$$ __$$\\ $$$$ | $$ __$$\\ \n" "\\__/ $$ |$$$$\\ $$ |\\_$$ | $$ / $$ |\n" " $$$$$$ |$$\\$$\\$$ | $$ | \\$$$$$$$ |\n" "$$ ____/ $$ \\$$$$ | $$ | \\____$$ |\n" "$$ | $$ |\\$$$ | $$ | $$\\ $$ |\n" "$$$$$$$$\\ \\$$$$$$ /$$$$$$\\\\$$$$$$ |\n" "\\________| \\______/ \\______|\\______/ \n" "*/ \n" "$aronxname = \"ARON-TN\";//<== Your Name \n" "$aronxmail = \"moncompteperso12x0@gmail.com\"; //<== Your Email\n" "$aronxsave = \"no\";//<== Write \"On\" if U want To Save RZlt .html !\n" "?>\n") matches = regex.finditer(test_str) for match_num, match in enumerate(matches, start=1): print(f"Match {match_num} was found at {match.start()}-{match.end()}: {match.group()}") for group_num, group in enumerate(match.groups(), start=1): print(f"Group {group_num} found at {match.start(group_num)}-{match.end(group_num)}: {group}")

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