basename is my favorite, but you can also use sed: "sed" will delete all text until the last / + the .git extension (if exists), and will retain the match of group \1 which is everything except dot ([^.]+). Given the URL (single line): Why does Mister Mxyzptlk need to have a weakness in the comics? If you have the capabilities for non-capturing matches, you can modify hometoast's expression so that subexpressions that you aren't interested in capturing are set up like this: You'd still have to copy and paste (and slightly modify) the Regex into multiple places, but this makes sense--you're not just checking to see if the subexpression exists, but rather if it exists as part of a URL. http://test.example.com/dir/subdir/file.html, section on parsing URIs with a regular expression, https://gist.github.com/jlong/2428561#comment-310066, http://www.fileformat.info/tool/regex.htm, https://developer.mozilla.org/en-US/docs/Web/API/URL/searchParams, https://www.thomas-bayer.com?wsdl=qwerwer&ttt=888, How Intuit democratizes AI development across teams through reusability. (You must be signed in to vote), 2 upvotes, 0 downvotes (100% like it) Not the answer you're looking for? To extract the hostname portion from a URL, we can use the location object that represents information about the current URL. I am VERY rusty with regular expressions and need one to extract a hostname from a fully qualified domain name (FQDN), here's an example of what I have: I tried "(.+)\." Hometoast's suggestion is great, but in my case, I think it wouldn't help (unless I copy paste the same regex in all enumerations). But it's true that java.net.URL is somewhat heavy. Why is there a voltage on my HDMI and coaxial cables? Do new devs get fired if they can't solve a certain bug? 0. For example, you want to extract 80 from - Selection from Regular Expressions Cookbook, 2nd Edition [Book] . What is the best regular expression to check if a string is a valid URL? Return: all non-overlapping matches of pattern in string, as a list of strings. Dive in for free with a 10-day trial of the OReilly learning platformthen explore all the other resources our members count on to build skills and solve problems every day. 5 I am VERY rusty with regular expressions and need one to extract a hostname from a fully qualified domain name (FQDN), here's an example of what I have: myhostname.somewhere.env.com myotherhostname.somewhereelse.insomeotherplace.byh.info and I want to return myhostname myotherhostname Would really appreciate some help I tried " (.+)\." Trying to understand how to get this basic Fourier Series, Minimising the environmental effects of my dyson brain. Although +1 for hometoast. Your regex has been saved and may be accessed with this link by anybody you give it to. Find centralized, trusted content and collaborate around the technologies you use most. +3699123456 Submitted by anonymous - 16 hours ago 0 python Match IPv4 with CIDR mask that works :) Could you add this as the answer? Please explain to us why this needs to be done with a regex. Did this satellite streak past the Hubble Space Telescope so close that it was out of focus? The regex to do full parsing is quite horrendous. 3: ? This page on github also has the JavaScript code that uses it. The nature of simulating nature: A Q&A with IBM Quantum researcher Dr. Jamie We've added a "Necessary cookies only" option to the cookie consent popup. ([^:\/\n]+) / igm ^ asserts position at start of a line Non-capturing group (? Furthermore provides: - the entire url - the protocol - the hostname/ip - the port - the path - the querystring DNS hostname well-formedness validation Validates that a DNS hostname is well-formed only. URL class will open a connection when you create it. Why do academics stay as adjuncts for years rather than move around? We can extract the domain from a url by leveraging our method for parsing the hostname. A-143, 9th Floor, Sovereign Corporate Tower, We use cookies to ensure you have the best browsing experience on our website. Why do academics stay as adjuncts for years rather than move around? Choosing something from an RFC can surely never bad the wrong thing to do. Learn more about Stack Overflow the company, and our products. If case 1 works for me. To learn more, see our tips on writing great answers. regex - Extract repository name from GitHub url in bash - Server Fault Extract repository name from GitHub url in bash Ask Question Asked 10 years, 6 months ago Modified 1 month ago Viewed 20k times 20 Given ANY GitHub repository url string like: git://github.com/some-user/my-repo.git or git@github.com:some-user/my-repo.git or It only takes a minute to sign up. What am I doing wrong here in the PlotLegends specification? For case 2, I can use 2 step solution. Please enable JavaScript to use this web application. The function is often called something similar to. However the list need to maintain it since new TLDs is possible. If it can be done in one, even that works. To learn more, see our tips on writing great answers. This improved version should work as reliably as a parser. This works very well. Not the answer you're looking for? 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Get Mark Richardss Software Architecture Patterns ebook to better understand how to design componentsand how they should interact. Each object in the enumeration has a method getRegexPattern that returns the regex pattern which will then be used to compare with a URL. This is the best one afaict. url.scan(/^(http://[^/]+)((?:/[^/]+)+(?=/))?/?(?:[^/]+)?$/i).to_s. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. In Amazon EC2, what's the best way to clone a private github repository on boot? By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Java offers a URL class that will do this. What is the point of Thrower's Bandolier? Regular expression for alphanumeric and underscores, Regular expression to match a line that doesn't contain a word. For example, I have this URL, and I have an enumeration that lists all supported URLs in my program. The advertisements are provided by Carbon, but implemented by regex101.No cookies will be used for tracking and no third party scripts will be loaded. How can this new ban on drag possibly be considered constitutional? you could then further parse the host ('.' Two problems: I needed a regular Expression to match all urls and made this one: It matches all urls, any protocol, even urls like. Regular expression to extract DNS host-name or IP Address from string . By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. or #. Staging Ground Beta 1 Recap, and Reviewers needed for Beta 2, Get part of a URL after domain using Regex, Getting second last parameter from querystring with PHP. Follow Up: struct sockaddr storage initialization by network format-string, Trying to understand how to get this basic Fourier Series, Theoretically Correct vs Practical Notation, Calculating probabilities from d6 dice pool (Degenesis rules for botches and triggers). extract user name and password from url using regex and sql. Not the answer you're looking for? By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Did any DOS compatibility layers exist for any UNIX-like systems before DOS started to become outmoded? Should I put my dog down to help the homeless? Match typescript filenames excluding .d.ts files First, extract the hostname then the domain name from it. the output will be the following : For example, matching the above expression to, http://www.ics.uci.edu/pub/ietf/uri/#Related. None work for me, either the regex doesn't work or the solution is a java code without regex. Its not too short and not too complex. I tried this regex for parsing url partitions: URL: https://www.google.com/my/path/sample/asd-dsa/this?key1=value1&key2=value2. 2023, OReilly Media, Inc. All trademarks and registered trademarks appearing on oreilly.com are the property of their respective owners. rev2023.3.3.43278. http://test.example.com/dir/subdir/file.html. Why do small African island nations perform better than African continental nations, considering democracy and human development? Given ANY GitHub repository url string like: What is the best way in bash to extract the repository name my-repo from any of the following strings? How to match a specific column position till the end of line? Our Javascript code for parsing the domain from a url appears as follows: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 note that this solution requires an existence of protocol prefix, for example. However modifying it to the following regex worked for me: For browser / nodejs environment there is a built in URL class which share the same signature it seems. Example : (? Why are physically impossible and logically impossible concepts considered separate in terms of probability? ^((http[s]?):\/\/)?([a-zA-Z0-9-.]*)?([\/]?[^?#\n]*)?([?]?[^?#\n]*)?([#]?[^?#\n]*)$. and grab the first item from the split array. Get domain name from given url, Extract host name/domain name from URL string, and Java regex to extract domain name? Short story taking place on a toroidal planet or moon involving flying. Using Hitcham's awesome answer above allowed me to come up with this, using sed to output exactly what needed: org/reponame with sed. url = 'http://domain/dir1/dir2/somefile' Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, What programming language are you dealing with? Is there a regular expression to detect a valid regular expression? Get Regular Expressions Cookbook, 2nd Edition now with the OReilly learning platform. For example, you want to extract 80 from http://www.regexcookbook.com:80/. (?:www\.)? How can this new ban on drag possibly be considered constitutional? Above you can find javascript implementation with modified regex. c#<a>,c#,regex,url,extract,C#,Regex,Url,Extract,URL https://gist.github.com/voodooGQ/4057330. I realize I'm late to the party, but there is a simple way to let the browser parse a url for you without a regex: I found the highest voted answer (hometoast's answer) doesn't work perfectly for me. It can be useful for adding a relative path to this url. A hostname is a simple string representing the particular authority within the Internet domain. I tried the below regex from the first post: This one works when there is https:// or any scheme but fails when there is no scheme in the URL. You may use this regex with optional matches and capture groups: Thanks for contributing an answer to Stack Overflow! The best answers are voted up and rise to the top, Not the answer you're looking for? A regular expression. Regex To Match All Parameters In A URL Why do academics stay as adjuncts for years rather than move around? Staging Ground Beta 1 Recap, and Reviewers needed for Beta 2, Perl regex to extract machine name from hostname. For example, typeof (long). How to count the frequency of unique values in NumPy array? Regular expression for extracting protocol group: ' (\w+):// '. :txt|pdf) or (? The regex ^(https|git)(:\/\/|@)([^\/:]+)[\/:]([^\/:]+)\/(.+).git$ works for the three types of URL. Since the above getHostName () method gets us very close to a solution, we just need to remove the sub-domain and clean-up special cases (such as .co.uk).