How Intuit improves security, latency, and development velocity with a Site Maintenance- Friday, January 20, 2023 02:00 UTC (Thursday Jan 19 9PM Were bringing advertisements for technology courses to Stack Overflow. Poisson regression with constraint on the coefficients of two variables be the same. But, most likely a faster and simpler solution is to use your language's built-in string list processing functionality - i.e. ListLast ( Text , '/' ) or equivalent function. For PHP, the closest function is strrchr which works like this: This includes the slash in the results - as per Teddy's comment below, you can remove the slash with substr: Is it OK to ask the professor I am applying to for a recommendation letter? $url = 'http://spreadsheets.google.com/feeds/spreadsheets/p1 This matches at least one of (anything not a slash) followed by end of the string: [^/]+$ isuru, isn't this already well covered by the existing answers? But, most likely a faster and simpler solution is to use your No parens because it doesn't need any groups - result goes into group 0 (the match itself). Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. I was thinking of doing that, but new preg_match could do it. (i.e.) Examples are for RPA Dev Rookies. Print contents of a file only after last occurrence of a token? and What if I want to do it for the last in the text. How Intuit improves security, latency, and development velocity with a Site Maintenance- Friday, January 20, 2023 02:00 UTC (Thursday Jan 19 9PM Were bringing advertisements for technology courses to Stack Overflow, JS remove everything after the last occurrence of a character. If you're getting it from somewhere else (the URL, for example) then don't worry about it :). so the desired output for the above is: Caveat: an input line that contains no / characters @HamidehIraj You can make use of regexes for executing that. You are welcome. Once you get use to regex you'll see that it is as easy to remove from the last @ char. I've edited my answer to include this case as well. For the sake of completeness: You could use the stringr package to extract what you want. Wall shelves, hooks, other wall-mounted things, without drilling? To subscribe to this RSS feed, copy and paste this URL into your RSS reader. So in this case, the regex is better IMO. @rasjani: It depends on the language if you can use that regular expression like I wrote it. by preceding them with backslashes (\). Why is 51.8 inclination standard for Soyuz? This is a requirement by, Of course I know that. The following regular expression would do that. Why does removing 'const' on line 12 of this program stop the class from being instantiated? 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. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. The best answers are voted up and rise to the top, Not the answer you're looking for? I imagine regex could handle it, but I'm terrible with it. rev2023.1.18.43170. Not the answer you're looking for? Once you get use to regex you'll see that it is as easy to remove from the last @ char. For PHP, the closest function is strrchr which works like this: This includes the slash in the results - as per Teddy's comment below, you can remove the slash with substr: The data you want would then be the match of the first group. Generally: /([^/]*)$ Kyber and Dilithium explained to primary school students? Toggle some bits and get an actual square. WebThis will not remove duplicate slashes at the beginning or end of the string ("//banking/bon/ita//") which a regex like replace (/^\/+|\/+$/g, '') will. Get all unique values in a JavaScript array (remove duplicates). How (un)safe is it to use non-random seed words? Why did OpenSSH create its own key format, and not use PKCS#8? Could you observe air-drag on an ISS spacewalk? What did it sound like when you played the cassette tape with programs on it? Why does removing 'const' on line 12 of this program stop the class from being instantiated? Can I (an EU citizen) live in the US if I marry a US citizen? Letter of recommendation contains wrong name of journal, how will this hurt my application? and let a line with no slashes pass through unchanged, How to remove up to a certain punctuation when there are same punctuations. In JavaScript "\" is the escape character, so "\k" (for example) is resolved as "k". How can I validate an email address using a regular expression? Making statements based on opinion; back them up with references or personal experience. matches any character, * repeats this any number of times (including zero) and : matches a colon. I would like to remove all characters after the character . Example 1: This example using the approach discussed above. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Kyber and Dilithium explained to primary school students? Why did it take so long for Europeans to adopt the moldboard plow? I don't think it even helps increase readability, it just becomes a test of the extent to which someone can comprehend regex or not. To learn more, see our tips on writing great answers. An adverb which means "doing without understanding". but then it would have to be. How dry does a rock/metal vocal have to be during recording? @benraay do you need help understanding it? Replace everything after last slash in URL. I have the following regex to remove last slash from a URL: If applied the regex to the example, it does the work fine, but the problem is when the URL does not have the last slash (it occur from time to time). Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. How to get file name from full path with PHP? is this blue one called 'threshold? To subscribe to this RSS feed, copy and paste this URL into your RSS reader. In the Pern series, what are the "zebeedees"? Data Science Stack Exchange is a question and answer site for Data science professionals, Machine Learning specialists, and those interested in learning more about the field. Once you get use to regex you'll see that it is as easy to remove from the last @ char. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Avoiding alpha gaming when not alpha gaming gets PCs into trouble. This is the same as the first answer, To learn more, see our tips on writing great answers. Example: Given the matching we are looking for, both sub and gsub will give you the same answer. and the replacement string So the final regex might be: (dd300\/.+?,) The parentheses are only necessary when you need to access the matched string. Remove all characters following a certain character in a column of a dataset, Cleaning rows of special characters and creating dataframe columns, How to remove rows from a data frame that have special character (any character except alphabet and numbers). Thanks for contributing an answer to Stack Overflow! Update Since this is regularly proving useful for others, here's a snippet How can we cool a computer connected on top of or within a human brain? To subscribe to this RSS feed, copy and paste this URL into your RSS reader. How can I change this code, so that the other part of the string after the last slash can be shown? I figured I'd ask in case anyone knew off hand. How to tell if my LLC's registered agent has resigned? Are you sure you want to delete this regex? Making statements based on opinion; back them up with references or personal experience. Thanks for contributing an answer to Stack Overflow! and I would like to remove the first and last slash if it's exists. Example instead of using "C:\\Mypath\\MyFile" use @"C:\MyPath\MyFile" Just be sure to put the @ symbol before the opening quotes. Asking for help, clarification, or responding to other answers. Thanks for contributing an answer to Data Science Stack Exchange! How to automatically classify a sentence or text based on its context? Find the rightmost '/', and everything past that is what you are looking for. Is the rarity of dental sounds explained by babies not immediately having teeth? How to see the number of layers currently selected in QGIS. How do you access the matched groups in a JavaScript regular expression? How can citizens assist at an aircraft crash site? In Javascript: You can see it working here Regex101 and end match here Regex101. Use sed to print from the very first line until the line containing the last occurrence of a pattern? Not the answer you're looking for? How to translate the names of the Proto-Indo-European gods and goddesses into Latin? By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Find centralized, trusted content and collaborate around the technologies you use most. How do you access the matched groups in a JavaScript regular expression? What does "you better" mean in this context of conversation? Connect and share knowledge within a single location that is structured and easy to search. (Basically Dog-people). How we determine type of filter with pole(s), zero(s)? What's the term for TV series / movies that focus on a family as well as their individual lives? x <- c ('test/test/my', 'et/tom/cat', 'set/eat/is', 'sk / handsome') I'd like to remove everything before (including) the last slash, the result should look like. Why is sending so few tanks Ukraine considered significant? I've edited my answer to include this case as well. On my box I could just pass the full URL. In case someone will wonder: you can use First story where the hero/MC trains a defenseless village against raiders. Replace Remove Trim, LTrim, RTrim TrimStart TrimEnd Regex.Replace I had prepared a workflow file with examples and Excel file with an explanation of how you can manipulate a part of string in variables. What does "use strict" do in JavaScript, and what is the reasoning behind it? I'm trying to use a regular expression within PowerShell to remove everything from the last slash in this string; I need to remove Surname, FirstName including the /. You can also get the "filename", or the last part, with the basename function. I don't know if my step-son hates me, is scared of me, or likes me? Regular expression to stop at first match. Any thoughts on how I could do this? So the last dash is then truly the second to last dash. Is there a regular expression to detect a valid regular expression? How to make chocolate safe for Keidran? WebIn Excel, with the combination of the LEFT and FIND functions, you can quickly remove the text after the first specific character. And to embed quotes, escape them as e.g. (. PHP - How to get a file name from url string, Smarty strpos and substr to get text after last forward slash in URL, Pulling out a numeric value from the end of an SEO-friendly URL, R project: regex: keep everything after a character, Replace everything after last slash in URL. But it's always nice to see someone answer with the simplest change. ListLast( Text , '/' ) or equivalent function. Asking for help, clarification, or responding to other answers. then substr if exist. Wall shelves, hooks, other wall-mounted things, without drilling? Why does secondary surveillance radar use a different antenna design than primary radar? Find centralized, trusted content and collaborate around the technologies you use most. Asking for help, clarification, or responding to other answers. to be harder to read and maintain, see http://regexr.com?2vlr8 for a live example, If your regex implementation support arbitrary length look-behind assertions you could replace, with an empty string. Regular Expression, remove everything after last forward slash. It looks for a '/', followed by zero or more characters other than a '/', followed by the end of the string. Suppose a string containing this notation should be validated and the components (the letter and the digit) extracted using capture groups. Card trick: guessing the suit if you see the remaining three cards (important is that you can't move or turn the cards). How did adding new pages to a US passport use to work? @Sardine: You could try to benchmark it yourself and find out :-) I would consider it highly probable that this is faster than regex. How were Acorn Archimedes used outside education? and so would not make a substitution. Microsoft Azure joins Collectives on Stack Overflow. Not the answer you're looking for? I'd like to remove everything before (including) the last slash, the result should look like, I googled this code which gives me everything before the last slash. I'm extracting an ID used by Google's GData. How Intuit improves security, latency, and development velocity with a Site Maintenance- Friday, January 20, 2023 02:00 UTC (Thursday Jan 19 9PM How do we want to handle AI-generated answers? Thanks! Not the answer you're looking for? How (un)safe is it to use non-random seed words? But this is not removing anything. One liner, no regex, handles multiple occurences. IMHO it makes code easier to read by using the @"\" instead of the "\\". Is it after a specific character, or after a specific index? What is the best regular expression to check if a string is a valid URL? How Intuit improves security, latency, and development velocity with a Site Maintenance- Friday, January 20, 2023 02:00 UTC (Thursday Jan 19 9PM Were bringing advertisements for technology courses to Stack Overflow, what is the best way of removing start and end slashes in a string -if exist- and keep the middle ones using TypeScript/JavaScript. except it matches the last / and all the characters after it, Can I change which outlet on a circuit has the GFCI reset switch? By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. What does "you better" mean in this context of conversation? How did adding new pages to a US passport use to work? Wall shelves, hooks, other wall-mounted things, without drilling? Reading some post in stackoverflow I found that php has trim function and I could use his javascript translation (http://phpjs.org/functions/trim:566) but I would prefer a "simple" regular expression. (Basically Dog-people). Regex to extract last item after TAB in line? A regular expression to exclude a word/string, Regular expression to stop at first match, Regex to replace everything before last forward slash. I don't know if my step-son hates me, is scared of me, or likes me? diamondsea Oct 10, 2017 at 16:10 I don't think it even helps increase readability, it just becomes a test of the extent to which someone can comprehend regex or not. Is this variant of Exact Path Length Problem easy or NP Complete. How do I get the filename without the extension from a path in Python? string last = input.Split ( ' ' ).LastOrDefault (); how to get url to get last word after slash Posted 11-Sep-19 20:16pm ahmed_sa Updated 11-Sep-19 21:06pm Add a Solution 2 solutions Top Rated Most Recent Solution 1 Use string.LastIndexOf and string.Substring: C# string lastBit = input.Substring (input.LastIndexOf ( '/' )); Posted 11-Sep-19 20:50pm Installing a new lighting circuit with the switch in a weird place-- is it correct? Remove the last part $ asdf="xxx/xxxx/xxxxx/yyy" $ echo $ {asdf%/*} xxx/xxxx/xxxxx This is described in man bash: $ {parameter%word} $ {parameter%%word} Why is sending so few tanks Ukraine considered significant? is this blue one called 'threshold? P.S. EditSince youre using PHP, you could also use strrchr thats returning everything from the last occurence of a character in a string up to the end. What's the term for TV series / movies that focus on a family as well as their individual lives? By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. If we wanted to fix that, Just in case that someone needs a premature optimization here http://jsperf.com/remove-leading-and-trailing-slashes/5, you can check with str.startsWith and str.endsWith you can replace it with whatever you want. Asking for help, clarification, or responding to other answers. Installing a new lighting circuit with the switch in a weird place-- is it correct? How can I do that in R? "Replace all (//g) leading slash (^\/) or (|) trailing slash (\/$) with an empty string.". By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. This appears to be the quickest method! The value after the 4th slash is sometimes a number, but can also be any parameter. while this one would not find a match, Christian Science Monitor: a socially acceptable source among conservative Christians? rev2023.1.17.43168. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Find centralized, trusted content and collaborate around the technologies you use most. Looked around and cannot find anything similar. To learn more, see our tips on writing great answers. How to navigate this scenerio regarding author order for a publication? For the sake of completeness: You could use the stringr package to extract what you want. Here's a solution that doesn't require regular expressions: Here's another solution that doesn't require regular expressions: Take a substring of your string starting at the beginning of the string and ending before the index of the last slash in your string: This solution doesn't use regexes. Try regex101.com and enter How can I remove a specific item from an array? Use @ before a backslash in a string. 31,633. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Solution 2. check Find centralized, trusted content and collaborate around the technologies you use most. The string should look like this. Meaning of "starred roof" in "Appointment With Love" by Sulamith Ish-kishor. I'm new at regular expressions and wonder how to phrase one that collects everything after the last /. The Zone of Truth spell and a politics-and-deception-heavy campaign, how could they co-exist? Christian Science Monitor: a socially acceptable source among conservative Christians? Do peer-reviewers ignore details in complicated mathematical computations and theorems? Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. \". What is the JavaScript version of sleep()? How do I create a Java string from the contents of a file? WebMethod 1: Using Find and Replace to Remove Text after a Specific Character Method 2: Using a Formula to Remove Text after a Specific Character Method 3: Using VBA to Remove Text after a Specific Character Removing Text after the nth Instance of a Specific Character Removing Text after a Specific Character And replace it with nothing. I'm looking for everything up to the last - and capturing everything that has a - in it. Why is 51.8 inclination standard for Soyuz? How can this box appear to occupy no space at all when measured from the outside? How Intuit improves security, latency, and development velocity with a Site Maintenance- Friday, January 20, 2023 02:00 UTC (Thursday Jan 19 9PM Were bringing advertisements for technology courses to Stack Overflow, Regular Expression for getting everything after last slash. Are there developed countries where elected officials can easily terminate government workers? I need a 'standard array' for a D&D-like homebrew game, but anydice chokes - how to proceed? Is every feature of the universe logically necessary? @PlatinumAzure - That is on the todo list! I don't know r language, but here is a PCRE regex that works for you (at least at regex101), it matches the second last item in the path (i.e. We could use / as the delimiter in this command, Why does Google prepend while(1); to their JSON responses? Also, this answer turns lines with no, @Scott It depends on what you want to use the result for. Browse other questions tagged. Some languages have a syntax literal for regular expressions (like Perls. Double-sided tape maybe? Making statements based on opinion; back them up with references or personal experience. You are welcome. Why did it take so long for Europeans to adopt the moldboard plow? I've edited my answer to include this case as well. So, where the first answer finds one.txt and replaces it with nothing, Also, you need to double up \ chars in strings as they are used for escaping special characters. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. How could magic slowly be destroying the world? Making statements based on opinion; back them up with references or personal experience. Christian Science Monitor: a socially acceptable source among conservative Christians? Word of warning - this is not as fast as other snippets here. "ERROR: column "a" does not exist" when referencing column alias. Is every feature of the universe logically necessary? How to automatically classify a sentence or text based on its context? 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.
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