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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

// 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)<(?<key>[^>]+)>(?<value>[^<]+)<\/\1>").unwrap(); let string = " 1997-10-10 15:35:13.046, CREATE_DATE=\"1997-10-10 13:36:22.742479\", LAST_UPDATE_DATE=\"1997-10-10 13:36:22.74\", ACTION=\"externalFactor\", STATUS=\"info\", DATA_STRING=\"<?xml version=\"1.0\" encoding=\"UTF-8\"?> <externalFactor><current>parker</current><keywordp><encrypted>true</encrypted><keywordp>******</keywordp></keywordp><boriskhan>boriskhan1-CMX_PRTY</boriskhan></externalFactor>\" 1997-10-10 15:35:13.046, CREATE_DATE=\"1997-10-10 13:03:58.388887\", LAST_UPDATE_DATE=\"1997-10-10 13:03:58.388\", ACTION=\"externalFactor.RESPONSE\", STATUS=\"info\", DATA_STRING=\"<?xml version=\"1.0\" encoding=\"UTF-8\"?> <externalFactorReturn><roleName>ROLE.CustomerManager</roleName><roleName>ROLE.DataSteward</roleName><pepres>false</pepres><externalFactor>false</externalFactor><parkeristrator>true</parkeristrator><current>parker</current></externalFactorReturn>\" 1997-10-10 15:35:13.046, CREATE_DATE=\"1997-10-10 13:03:58.384984\", LAST_UPDATE_DATE=\"1997-10-10 13:03:58.384\", ACTION=\"externalFactor.RESPONSE\", STATUS=\"info\", DATA_STRING=\"<?xml version=\"1.0\" encoding=\"UTF-8\"?> <externalFactorReturn><roleName>ROLE.CustomerManager</roleName><roleName>ROLE.DataSteward</roleName><pepres>false</pepres><externalFactor>false</externalFactor><parkeristrator>true</parkeristrator><current>parker</current></externalFactorReturn>\" 1997-10-10 15:35:13.046, CREATE_DATE=\"1997-10-10 13:03:58.384947\", LAST_UPDATE_DATE=\"1997-10-10 13:03:58.384\", ACTION=\"externalFactor.RESPONSE\", STATUS=\"info\", DATA_STRING=\"<?xml version=\"1.0\" encoding=\"UTF-8\"?> <externalFactorReturn><roleName>ROLE.CustomerManager</roleName><roleName>ROLE.DataSteward</roleName><pepres>false</pepres><externalFactor>false</externalFactor><parkeristrator>true</parkeristrator><current>parker</current></externalFactorReturn>\" 1997-10-10 15:35:13.046, CREATE_DATE=\"1997-10-10 13:03:58.378965\", LAST_UPDATE_DATE=\"1997-10-10 13:03:58.378\", ACTION=\"externalFactor\", STATUS=\"info\", DATA_STRING=\"<?xml version=\"1.0\" encoding=\"UTF-8\"?> <externalFactor><current>parker</current><keywordp><encrypted>true</encrypted><keywordp>******</keywordp></keywordp><boriskhan>boriskhan1-CMX_PRTY</boriskhan></externalFactor>\" 1997-10-10 15:35:13.046, CREATE_DATE=\"1997-10-10 13:03:58.374242\", LAST_UPDATE_DATE=\"1997-10-10 13:03:58.373\", ACTION=\"externalFactor\", STATUS=\"info\", DATA_STRING=\"<?xml version=\"1.0\" encoding=\"UTF-8\"?> <externalFactor><current>parker</current><keywordp><encrypted>true</encrypted><keywordp>******</keywordp></keywordp><boriskhan>boriskhan1-CMX_PRTY</boriskhan></externalFactor>\" 1997-10-10 15:35:13.046, CREATE_DATE=\"1997-10-10 13:03:58.374235\", LAST_UPDATE_DATE=\"1997-10-10 13:03:58.373\", ACTION=\"externalFactor\", STATUS=\"info\", DATA_STRING=\"<?xml version=\"1.0\" encoding=\"UTF-8\"?> <externalFactor><current>parker</current><keywordp><encrypted>true</encrypted><keywordp>******</keywordp></keywordp><boriskhan>boriskhan1-CMX_PRTY</boriskhan></externalFactor>\" 1997-10-10 15:35:13.046, CREATE_DATE=\"1997-10-10 13:03:58.325953\", LAST_UPDATE_DATE=\"1997-10-10 13:03:58.325\", ACTION=\"externalFactor.RESPONSE\", STATUS=\"info\", DATA_STRING=\"<?xml version=\"1.0\" encoding=\"UTF-8\"?> <externalFactorReturn><roleName>ROLE.CustomerManager</roleName><roleName>ROLE.DataSteward</roleName><pepres>false</pepres><externalFactor>false</externalFactor><parkeristrator>true</parkeristrator><current>parker</current></externalFactorReturn>\""; // result will be an iterator over tuples containing the start and end indices for each match in the string let result = regex.captures_iter(string); for mat in result { println!("{:?}", mat); } }

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/