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
No Match

/
/
gs

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#"(?s).*?"artists".*?jpg"\},"name":"(.*?)".*?catalog_number":"(.*?)".*?\},"name":"(.*?)","new_release_date":"(.*?)".*?|.*<\/html>"#).unwrap(); let string = ",\"publish_date\":\"2022-05-04\",\"remixers\":[],\"slug\":\"independiente\",\"track_count\":2,\"upc\":\"5057272832285\",\"updated\":\"2022-05-04T00:09:42-06:00\",\"url\":\"https://api-internal.beatportprod.com/v4/catalog/releases/3713459/\",\"is_hype\":false},{\"artists\":[{\"id\":637976,\"image\":{\"id\":5539565,\"uri\":\"https://geo-media.beatport.com/image_size/590x404/0dc61986-bccf-49d4-8fad-6b147ea8f327.jpg\",\"dynamic_uri\":\"https://geo-media.beatport.com/image_size/{w}x{h}/0dc61986-bccf-49d4-8fad-6b147ea8f327.jpg\"},\"name\":\"SounEmot\",\"slug\":\"sounemot\",\"url\":\"https://api-internal.beatportprod.com/v4/catalog/artists/637976/\"}],\"bpm_range\":{\"min\":123,\"max\":140},\"catalog_number\":\" HER032\",\"desc\":\"Liquid Dream is back home with this wonderful remix that gives a different feeling to the original \\\"The Best Of You\\\" from \\\"SounEmot\\\"\",\"enabled\":true,\"encoded_date\":\"2022-03-05T11:04:53-07:00\",\"exclusive\":false,\"id\":3677155,\"image\":{\"id\":32123136,\"uri\":\"https://geo-media.beatport.com/image_size/1400x1400/df8b2729-302c-4965-86fe-bdc156d472be.jpg\",\"dynamic_uri\":\"https://geo-media.beatport.com/image_size/{w}x{h}/df8b2729-302c-4965-86fe-bdc156d472be.jpg\"},\"label\":{\"id\":96888,\"name\":\"High Emotions Recordings\",\"image\":{\"id\":34769235,\"uri\":\"https://geo-media.beatport.com/image_size/500x500/fcd8bb5d-04f6-4713-ae37-100f4efa54cf.jpg\",\"dynamic_uri\":\"https://geo-media.beatport.com/image_size/{w}x{h}/fcd8bb5d-04f6-4713-ae37-100f4efa54cf.jpg\"},\"slug\":\"high-emotions-recordings\"},\"name\":\"The Best of You Remixed (Liquid Dream Remix)\",\"new_release_date\":\"2022-04-29\",\"override_price\":null,\"pre_order\":false,\"pre_order_date\":null,\"price\":{\"code\":\"USD\",\"symbol\":\"$\",\"value\":2.58,\"display\":\"$2.58\"},\"price_override_firm\":false,\"publish_date\":\"2022-04-29\",\"remixers\":[{\"id\":685512,\"image\":{\"id\":5539565,\"uri\":\"https://geo-media.beatport.com/image_size/590x404/0dc61986-bccf-49d4-8fad-6b147ea8f327.jpg\",\"dynamic_uri\":\"https://geo-media.beatport.com/image_size/{w}x{h}/0dc61986-bccf-49d4-8fad-6b147ea8f327.jpg\"},\"name\":\"Liquid Dream\",\"slug\":\"liquid-dream\",\"url\":\"https://api-internal.beatportprod.com/v4/catalog/artists/685512/\"}],\"slug\":\"the-best-of-you-remixed-liquid-dream-remix\",\"track_count\":2,\"upc\":\"5057272794156\",\"updated\":\"2022-09-12T13:02:18-06:00\",\"url\":\"https://api-internal.beatportprod.com/v4/catalog/releases/3677155/\",\"is_hype\":false},{\"artists\":[{\"id\":378771,\"image\":{\"id\":5539565,\"uri\":\"https://geo-media.beatport.com/image_size/590x404/0dc61986-bccf-49d4-8fad-6b147ea8f327.jpg\",\"dynamic_uri\":\"https://geo-media.beatport.com/image_size/{w}x{h}/0dc61986-bccf-49d4-8fad-6b147ea8f327.jpg\"},\"name\":\"Boriz Vicious\",\"slug\":\"boriz-vicious\",\"url\":\"https://api-internal.beatportprod.com/v4/catalog/artists/378771/\"}],\"bpm_range\":{\"min\":140,\"max\":140},\"catalog_number\":\"HER032\",\"desc\":\"Boriz Vicious makes his debut in High Emotions.\\nwith these two tracks very much in his Boriz Vicious style \\\"Blood Moon \\u0026 Adios Madre\\\".\",\"enabled\":true,\"encoded_date\":\"2022-03-25T10:48:00-06:00\",\"exclusive\":false,\"id\":3699985,\"image\":{\"id\":30933010,\"uri\":\"https://geo-media.beatport.com/image_size/1400x1400/c5b73e0c-f607-4eab-aab5-0c4f1e228bce.jpg\",\"dynamic_uri\":\"https://geo-media.beatport.com/image_size/{w}x{h}/c5b73e0c-f607-4eab-aab5-0c4f1e228bce.jpg\"},\"label\":{\"id\":96888,\"name\":\"High Emotions Recordings\",\"image\":{\"id\":34769235,\"uri\":\"https://geo-media.beatport.com/image_size/500x500/fcd8bb5d-04f6-4713-ae37-100f4efa54cf.jpg\",\"dynamic_uri\":\"https://geo-media.beatport.com/image_size/{w}x{h}/fcd8bb5d-04f6-4713-ae37-100f4efa54cf.jpg\"},\"slug\":\"high-emotions-recordings\"},\"name\":\"Blood Moon / Adios Madre\",\"new_release_date\":\"2022-04-27\",\"override_price\":null,\"pre_order\":false,\"pre_order_date\":null,\"price\":{\"code\":\"USD\",\"symbol\":\"$\",\"value\":2.58,\"display\":\"$2.58\"},\"price_override_firm\":false,\"publish_date\":\"2022-04-27\",\"remixers\":[],\"slug\":\"blood-moon-adios-madre\",\"track_count\":2,\"upc\":\"5057272816414\",\"updated\":\"2022-04-27T00:10:41-06:00\",\"url\":\"https://api-internal.beatportprod.com/v4/catalog/releases/3699985/\",\"is_hype\":false},{\"artists\":[{\"id\":885794,\"image\":{\"id\":5539565,\"uri\":\"https://geo-media.beatport.com/image_size/590x404/0dc61986-bccf-49d4-8fad-6b147ea8f327.jpg\",\"dynamic_uri\":\"https://geo-media.beatport.com/image_size/{w}x{h}/0dc61986-bccf-49d4-8fad-6b147ea8f327.jpg\"},\"name\":\"Cj Mover\",\"slug\":\"cj-mover\",\"url\":\"https://api-internal.beatportprod.com/v4/catalog/artists/885794/\"}],\"bpm_range\":{\"min\":140,\"max\":141},\"catalog_number\":\"HER031\",\"desc\":\"An energetic track with guitar plucks is present in High Emotions, \\\"Cj Mover\\\" makes its mark with this great track \\\"Hope Dies Last\\\".\",\"enabled\":true,\"encoded_date\":\"2022-03-15T21:03:30-06:00\",\"exclusive\":false,\"id\":3690041,\"image\":{\"id\":30809730,\"uri\":\"https://geo-media.beatport.com/image_size/1400x1400/e37973b3-c3b7-465e-b7b7-9a8367a6c430.jpg\",\"dynamic_uri\":\"https://geo-media.beatport.com/image_size/{w}x{h}/e37973b3-c3b7-465e-b7b7-9a8367a6c430.jpg\"},\"label\":{\"id\":96888,\"name\":\"High Emotions Recordings\",\"image\":{\"id\":34769235,\"uri\":\"https://geo-media.beatport.com/image_size/500x500/fcd8bb5d-04f6-4713-ae37-100f4efa54cf.jpg\",\"dynamic_uri\":\"https://geo-media.beatport.com/image_size/{w}x{h}/fcd8bb5d-04f6-4713-ae37-100f4efa54cf.jpg\"},\"slug\":\"high-emotions-recordings\"},\"name\":\"Hope Dies Last\",\"new_release_date\":\"2022-04-20\",\"override_price\":null,\"pre_order\":false,\"pre_order_date\":null,\"price\":{\"code\":\"USD\",\"symbol\":\"$\",\"value\":2.58,\"display\":\"$2.58\"},\"price_override_firm\":false,\"publish_date\":\"2022-04-20\",\"remixers\":[],\"slug\":\"hope-dies-last\",\"track_count\":2,\"upc\":\"5057272806231\",\"updated\":\"2022-04-20T00:09:44-06:00\",\"url\":\"https://api-internal.beatportprod.com/v4/catalog/releases/3690041/\",\"is_hype\":false},{\"artists\":[{\"id\":1002384,\"image\":{\"id\":31560385,\"uri\":\"https://geo-media.beatport.com/image_size/590x404/65b4debc-eb68-45a6-8b35-9c090c694232.jpg\",\"dynamic_uri\":</html>"; let substitution = "$2\\t$1\\t$3\\t$4\\n"; // 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/