Regular Expressions 101

Save & Manage Regex

  • Current Version: 1
  • Save & Share
  • Community Library

Flavor

  • PCRE2 (PHP)
  • ECMAScript (JavaScript)
  • Python
  • Golang
  • Java
  • .NET 7.0 (C#)
  • Rust
  • PCRE (Legacy)
  • Regex Flavor Guide

Function

  • Match
  • Substitution
  • List
  • Unit Tests
Sponsors
There are currently no sponsors. Become a sponsor today!
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"(?:^|\n)#EXTINF:(?:-?\d+(\.\d+)?),(.*?)[\r\n]+(.*)", flags=re.MULTILINE) test_str = ("\n" "#EXTM3U\n" "#EXTINF:O,Telegool TV Bein Sport 1 \n" "http://stream99.astalavistababy.xyz/priv/b1111/playlist.m3u8\n" "#EXTINF:0,Telegool TV Bein Sport 2\n" "http://stream99.astalavistababy.xyz/selcuksportsfutbol/bein2222/playlist.m3u8\n" "#EXTINF:0,Telegool TV Bein Sport 3\n" "http://stream99.astalavistababy.xyz/selcuksportsfutbol/bein3333/playlist.m3u8\n" "#EXTINF:0,Telegool TV Bein Sport 4\n" "http://stream99.astalavistababy.xyz/selcuksportsfutbol/bein4444/playlist.m3u8\n" "#EXTINF:0,Telegool TV Beinmax 1\n" "http://stream99.astalavistababy.xyz/selcuksportsfutbol/beinmax1111/playlist.m3u8\n" "#EXTINF:0,Telegool TV Beinmax 2\n" "http://stream99.astalavistababy.xyz/selcuksportsfutbol/beinmax2222/playlist.m3u8\n" "#EXTINF:0,Telegool TV Tivibu Sport 1\n" "http://stream99.astalavistababy.xyz/selcuksportsfutbol/tivibu11/playlist.m3u8\n" "http://stream99.astalavistababy.xyz/selcuksportsfutbol/tivibu22/playlist.m3u8\n" "#EXTINF:0,Telegool TV Tivibu Sport 3\n" "http://stream99.astalavistababy.xyz/selcuksportsfutbol/tivibu33/playlist.m3u8\n\n\n\n\n" "#EXTM3U\n" "#EXTINF:-1,-------------- | SPOR NOX | --------------\n" "http://nox101.com:8080/live/orkun2020/orkun2021/268.m3u8\n" "#EXTINF:-1,Bein Sport 1 Hd\n" "http://nox101.com:8080/live/orkun2020/orkun2021/7.m3u8\n" "#EXTINF:-1,beIN Sport 1 Hd [ 720p ]\n" "http://nox101.com:8080/live/orkun2020/orkun2021/16271.m3u8\n" "#EXTINF:-1,BeIN Sports 1 Sd [ 60 Fps ]\n" "http://nox101.com:8080/live/orkun2020/orkun2021/16273.m3u8\n" "#EXTINF:-1,beIN Sport 1 Hd [ dt ]\n" "http://nox101.com:8080/live/orkun2020/orkun2021/20279.m3u8\n" "#EXTINF:-1,Bein Sport 1 Hd 1080 Hevc\n" "http://nox101.com:8080/live/orkun2020/orkun2021/8.m3u8\n" "#EXTINF:-1,BeIN Sports 1 Hd 1080i 265.hevc\n" "http://nox101.com:8080/live/orkun2020/orkun2021/16272.m3u8\n" "#EXTINF:-1,Bein Sport 1 Hevc [ 1920 x 1080 ]\n" "http://nox101.com:8080/live/orkun2020/orkun2021/16274.m3u8\n" "#EXTINF:-1,Bein Sport 1 Hd 1080i\n" "http://nox101.com:8080/live/orkun2020/orkun2021/11.m3u8\n" "#EXTINF:-1,BeIN Sports 1 Hd 265.hevc [ 60 Fps ]\n" "http://nox101.com:8080/live/orkun2020/orkun2021/14.m3u8\n" "#EXTINF:-1,Bein Sport Sd 1 Mobile\n" "http://nox101.com:8080/live/orkun2020/orkun2021/15.m3u8\n" "#EXTINF:-1,Bein Sport 1 Hd [ yedek ]\n" "http://nox101.com:8080/live/orkun2020/orkun2021/16.m3u8\n" "#EXTINF:-1,Bein Sport 1 [ 360P ]\n" "http://nox101.com:8080/live/orkun2020/orkun2021/24.m3u8\n" "#EXTINF:-1,Bein Sport 1 [ 480P ]\n" "http://nox101.com:8080/live/orkun2020/orkun2021/23.m3u8\n" "#EXTINF:-1,Bein Sport 1 [ 576P ]\n" "http://nox101.com:8080/live/orkun2020/orkun2021/22.m3u8\n" "#EXTINF:-1,Bein Sport 1 4k\n" "http://nox101.com:8080/live/orkun2020/orkun2021/9.m3u8\n" "#EXTINF:-1,Bein Sport 1 4k 1080 Hevc\n" "http://nox101.com:8080/live/orkun2020/orkun2021/10.m3u8\n" "#EXTINF:-1,Bein Sport 2 Sd\n" "http://nox101.com:8080/live/orkun2020/orkun2021/17.m3u8\n" "#EXTINF:-1,Bein Sport 2 Mobile\n" "http://nox101.com:8080/live/orkun2020/orkun2021/18.m3u8\n" "#EXTINF:-1,Bein Sport 2 Hd\n" "http://nox101.com:8080/live/orkun2020/orkun2021/19.m3u8") 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