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

Substitution
Processing...

Code Generator

Language

Generated Code

// include the latest version of the regex crate in your Cargo.toml extern crate regex; use regex::Regex; fn main() { let regex = Regex::new(r#"(?m)(?<="\[)(.*?),(.*?)(?=\]")"#).unwrap(); let string = "9315c4ce-a467-4d70-98dc-85d5c3b3cfd6,A1T-0032-0,LightPoint,LIMAL/AVENUE-13EME-TIRAILLEURS/,false,,,AVENUE 13EME TIRAILLEURS,LIMAL,1300,Belgique,[],Point,\"[4.570720633,50.69253469]\",,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,33,100000,2019-01-01T09:22:00.000Z,Philips-929001573506-SR-C133,,4000,4100,,2019-01-01T09:22:00.000Z,Lightwell,LUXIS SMALL,lum8,,,6,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,REW,7704578,15094,M4,1843,,4040,\"0,2 - 0,7\",25 - 77,0,425,Potelet,Aluminium,Enfoui,-,-,-,4X10,EXVB,,211595323,0,0,13 TIRAILLEUR,5820,LED,Philips,,,545108,Voirie,127,LED 24,33,\"9,29002E+11\",SR,C133,40,TCC,2019-01-01T09:22:00.000Z,faux,,,,lum8,Pas de contrôleur,\"[{\"\"key\"\":\"\"1978-01-01T09:22:00.000Z\"\",\"\"value\"\":\"\"HPL 125\"\"}]\",,,,,,,,,,"; let substitution = "$1|$2"; // result will be a String with the substituted value let result = regex.replace_all(string, substitution); println!("{}", result); }

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 Rust, please visit: https://docs.rs/regex/latest/regex/