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If case 1 works for me. ]*:// # Scheme ( [a-z0-9\-._~%!$&' ()*+,;=]+@)? http://msdn.microsoft.com/en-us/library/aa384092%28VS.85%29.aspx, I tried a few of these that didn't cover my needs, especially the highest voted which didn't catch a url without a path (http://example.com/). 'g' for global (multiple matches), 'm' for 'multiline mode' which will make the first ^ match at the start of each line. Can Martian regolith be easily melted with microwaves? regex - Extract repository name from GitHub url in bash - Server Fault Extract repository name from GitHub url in bash Ask Question Asked 10 years, 6 months ago Modified 1 month ago Viewed 20k times 20 Given ANY GitHub repository url string like: git://github.com/some-user/my-repo.git or git@github.com:some-user/my-repo.git or This action is non-reversible and will delete all versions of this regex. Parsing and Processing URL using Python - Regex - GeeksforGeeks If it's homework, then say that because that's your constraint. But here is the deal, I want to use different regex patterns in different situations in my program. https://www.google.com/dir/1/2/search.html?arg=0-a&arg1=1-b&arg3-c#hash, ^((http[s]?|ftp):\/)?\/?([^:\/\s]+)((\/\w+)*\/)([\w\-\.]+[^#?\s]+)(.*)?(#[\w\-]+)?$. How to Get Protocol, Host, and Domain name from URL in Node - RemoteStack +36301234567 Your regex has been saved and may be accessed with this link by anybody you give it to. There is also a small library which wraps it and provides query params: https://github.com/sadams/lite-url (also available on bower). The path with the file (/dir/subdir/file.html), (add any other that you think would be useful), match 1 : full protocole with :// (http or https). None work for me, either the regex doesn't work or the solution is a java code without regex. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Staging Ground Beta 1 Recap, and Reviewers needed for Beta 2, Perl regex to extract machine name from hostname. For an example, you have a raw data text file containing web scrapping data and you have to read some specific data like website URLs by to performing the actual Regular Expression matching to pull the domain names. Extracting the Host from a URL Problem You want to extract the host from a string that holds a URL. I've included named backreferences for legibility, and broken each part into separate lines, but it still looks like this: The thing that requires it to be so verbose is that except for the protocol or the port, any of the parts can contain HTML entities, which makes delineation of the fragment quite tricky. Making statements based on opinion; back them up with references or personal experience. If so, how close was it? It accepts only most common email addresses and it favors simplicity over exhaustivity, but should work for 99% of the cases. First, extract the hostname then the domain name from it. It supports HTTP / FTP, subdomains, folders, files etc. Why is there a voltage on my HDMI and coaxial cables? Get Mark Richardss Software Architecture Patterns ebook to better understand how to design componentsand how they should interact. c#<a>_C#_Regex_Url_Extract - 2: www.thomas-bayer.com they indicate the reference points for each subexpression (i.e., each What is the purpose of this D-shaped ring at the base of the tongue on my hiking boots? The first worked! How do you get out of a corner when plotting yourself into a corner. Asker asked for regex. For example, you want to extract 80 from http://www.regexcookbook.com:80/. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. It only takes a minute to sign up. Python Programming Foundation -Self Paced Course, Point Processing in Image Processing using Python-OpenCV, Command-Line Option and Argument Parsing using argparse in Python, Parsing and converting HTML documents to XML format using Python, Validate an IP address using Python without using RegEx, Python | Swap Name and Date using Group Capturing in Regex, Python program to Count Uppercase, Lowercase, special character and numeric values using Regex, Argparse VS Docopt VS Click - Comparing Python Command-Line Parsing Libraries. OReilly members experience books, live events, courses curated by job role, and more from OReilly and nearly 200 top publishers. Acidity of alcohols and basicity of amines. 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. Take OReilly with you and learn anywhere, anytime on your phone and tablet. 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). Isn't language agnostic. The string to search. 1: https:// sammy the bull podcast review; Tags . : [^@\/\n] +@ )? Works well in ubuntu, doesn't work for the sed available by default on macosx. The best answer suggested here didn't work for me because my URLs also contain a port. Is there a regular expression to detect a valid regular expression? What are the differences between a HashMap and a Hashtable in Java? Regex To Extract Domain Name From URL - Regex Pattern Regex To Extract Domain Name From URL A regular expression to extract a domain name or subdomain (with a protocol like HTTPS, HTTP) from a given URL. http: www.hostname.org blog anything http: www.hostname.org blog anything . By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, This is not a direct answer but most web libraries have a function that accomplishes this task. So far I am solving the first case using a 2 step solution. 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. 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). :txt|pdf) or (? See, I'm using an expanded version (play with it on, Extract repository name from GitHub url in bash, How Intuit democratizes AI development across teams through reusability. Asking for help, clarification, or responding to other answers. Disconnect between goals and daily tasksIs it me, or the industry? Propose a much more readable solution (in Python, but applies to any regex): subdomain and domain are difficult because the subdomain can have several parts, as can the top level domain, http://sub1.sub2.domain.co.uk/, (Markdown isn't very friendly to regexes). 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. Day, Hour, Min and Second from a specified date Regular expression to extract numbers from a string in Golang . :png|jpg|jpeg) by anything u want. ;). delimited) quite easily. The information is fetched using a JSONP request, which contains the ad text and a link to the ad image. For example, you want to extract www.regexcookbook.com from http://www.regexcookbook.com/. Please enable JavaScript to use this web application. How to match a specific column position till the end of line? How do I call one constructor from another in Java? Unknown option git config --local reported by Jenkins, Pulling to server remotely from GitHub, remotely, SSH and GIT auth suddenly stopped working. In Amazon EC2, what's the best way to clone a private github repository on boot? For case 2, I can use 2 step solution. This answers also helpfull: Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, What programming language are you dealing with? Making statements based on opinion; back them up with references or personal experience. : \/\/)? Is a PhD visitor considered as a visiting scholar? I need the regex solution for it to work and no java code that does it without regex. Parsing Hostname and Domain from a Url with Javascript Can I tell police to wait and call a lawyer when served with a search warrant? What I would do is use something like this: the further parse 'the rest' to be as specific as possible. Anchor to start of pattern, or at the end of the most recent match. How to extract the hostname value into a separate field using regex? regex - pull out hostname Trying to understand how to get this basic Fourier Series, Minimising the environmental effects of my dyson brain. If you change the URL to The information is fetched using a JSONP request, which contains the ad text and a link to the ad image. http://test.example.com/dir/subdir/file.html. There are also live events, courses curated by job role, and more. Doesn't handle ports. (?:www\.)? How to tell which packages are held back due to phased updates. I'm a few years late to the party, but I'm surprised no one has mentioned the Uniform Resource Identifier specification has a section on parsing URIs with a regular expression. How are we doing? I think the point was to use a library, rather than reinvent the wheel. Calculating probabilities from d6 dice pool (Degenesis rules for botches and triggers). The match is converted to real, then multiplied it by a time constant (1s) so that Duration is of type timespan. View all OReilly videos, Superstream events, and Meet the Expert sessions on your home TV. What about 'aaa.bbb.co.uk' - that would yield 'aaa.bbb.co' which is not right. Works better than some of the others mentioned because they had some bugs (such as not supporting username/password, not supporting single-character filenames, fragment identifiers being broken). The JSON file and images are fetched from buysellads.com or buysellads.net. 2: www.thomas-bayer.com 0 stands for the entire match, 1 for the value matched by the first '('parenthesis')' in the regular expression, and 2 or more for subsequent parentheses. Is a PhD visitor considered as a visiting scholar? 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. 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. Some of the threads which I have already checked: Get domain name from given url, Extract host name/domain name from URL string, and Java regex to extract domain name? 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 If there's no match, or the type conversion fails: null. and anchors e.g. Did this satellite streak past the Hubble Space Telescope so close that it was out of focus? It is pretty simple. Regular expression to extract text between square brackets, Regular expression to stop at first match, How to use Regular Expressions (Regex) in Microsoft Excel both in-cell and loops. you could then further parse the host ('.' Hostnames sometimes use "-" so simple method dont work. Why do small African island nations perform better than African continental nations, considering democracy and human development? 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. Do new devs get fired if they can't solve a certain bug? This is the best one afaict. I know you're claiming language-agnostic on this, but can you tell us what you're using just so we know what regex capabilities you have? 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 ([^.]+). 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 "(.+)\." How to get domain name from URL in bash shell script url = 'http://domain/dir1/dir2/somefile' regex - Regular expression to extract hostname from fully qualified My code is GPL licensed, can I issue a license to have my code be distributed in a specific MIT licensed project? Get domain name from given url, Extract host name/domain name from URL string, and Java regex to extract domain name? Testing out the OpenTelemetry Collector With raw Data This blog post is part of an ongoing series on OpenTelemetry. Catch values from Goroutines Simple function with parameters in Golang Regular expression to extract domain from URL Different ways to validate JSON string . I'm using Splunk Enterprise 7.1.2, if that matters. Regular expression for everything before an after forward slash Get full access to Regular Expressions Cookbook, 2nd Edition and 60K+ other titles, with a free 10-day trial of O'Reilly. Connect and share knowledge within a single location that is structured and easy to search. Hello world! If u want to change the file extension match, just replace : (? You want to extract the port number from a string that 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). A regular expression to extract the filename or domain name from a given URL (after the /, before the file extension). The regular expression, written by Berners-Lee, et al., is: The numbers in the second line above are only to assist readability; to make it not greedy. Regular expression to extract DNS host-name or IP Address from string . I tried this regex for parsing url partitions: URL: https://www.google.com/my/path/sample/asd-dsa/this?key1=value1&key2=value2. For this use case, java.net.URI is better. Here you can find how to extract scheme, domain, TLD, port and query path: Hi Dve, I've improved it a little more to extract. Should I put my dog down to help the homeless? By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. For an example, you have a raw data text file containing web scrapping data and you have to read some specific data like . Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Find centralized, trusted content and collaborate around the technologies you use most. How can I validate an email address using a regular expression? By using our site, you To subscribe to this RSS feed, copy and paste this URL into your RSS reader.