Microsoft Azure joins Collectives on Stack Overflow. Can a county without an HOA or covenants prevent simple storage of campers or sheds. Is it OK to ask the professor I am applying to for a recommendation letter? What does "you better" mean in this context of conversation? First story where the hero/MC trains a defenseless village against raiders, Removing unreal/gift co-authors previously added because of academic bullying. Could you observe air-drag on an ISS spacewalk? and let a line with no slashes pass through unchanged, Kyber and Dilithium explained to primary school students? 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 change the command to. Christian Science Monitor: a socially acceptable source among conservative Christians? @benraay do you need help understanding it? Consider this: c(" aaa bbb") --> c( " aaa"). Find centralized, trusted content and collaborate around the technologies you use most. then substr if exist. How do you access the matched groups in a JavaScript regular expression? To learn more, see our tips on writing great answers. Why did it take so long for Europeans to adopt the moldboard plow? Then, seems like the existing answer solved your question :), Thank you. It's possible you might need to strip off http:/ from the front. 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. Not the answer you're looking for? rev2023.1.18.43170. The information is fetched using a JSONP request, which contains the ad text and a link to the ad image. I don't know if my step-son hates me, is scared of me, or likes me? By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. How do you use a variable in a regular expression? 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. Installing a new lighting circuit with the switch in a weird place-- is it correct? Also, you need to double up \ chars in strings as they are used for escaping special characters. or 'runway threshold bar?'. Making statements based on opinion; back them up with references or personal experience. How did adding new pages to a US passport use to work? Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. @MilenGeorgiev no thanks i was just saying this version of the code is less readable than the one with RegEx they are sometimes hard to understand but, Javascript regular expression: remove first and last slash, Trim only the first and last occurrence of a character in a string (PHP), Microsoft Azure joins Collectives on Stack Overflow. Two parallel diagonal lines on a Schengen passport stamp. How were Acorn Archimedes used outside education? How do I split the definition of a long string over multiple lines? Find centralized, trusted content and collaborate around the technologies you use most. Why are there two different pronunciations for the word Tee? 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. For the sake of completeness: You could use the stringr package to extract what you want. My confusion arises mainly due to, 1) Does parens for pattern matching need to be escaped inside sed regex-es? 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). Avoiding alpha gaming when not alpha gaming gets PCs into trouble. How to see the number of layers currently selected in QGIS, Can a county without an HOA or covenants prevent simple storage of campers or sheds. What is the best regular expression to check if a string is a valid URL? How to make chocolate safe for Keidran? An adverb which means "doing without understanding". how to remove unwanted characters from data. The following regular expression would do that. 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? (. Here's my original reply with the new character: $usr = 'Amer/kdb8916' $amer = $null if ($usr -match '\\ ( [^\\]+)$') { $amer = $matches[1] } $amer by preceding them with backslashes (\). The regex is not complicated, but the syntax for removing things using it depends on the language. Kyber and Dilithium explained to primary school students? 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). There heaps of different ways to do things in php. Sed syntax to extract all of text BEFORE last delimiter? 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. $path = "http://spreadsheets.google.com/feeds/spreadsheets/p1f3JYc rev2023.1.17.43168. ListLast( Text , '/' ) or equivalent function. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. What is the JavaScript version of sleep()? Thanks for contributing an answer to Stack Overflow! WebRegular expressions are the default pattern engine in stringr. Can I (an EU citizen) live in the US if I marry a US citizen? You are welcome. 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 The generic syntax is: =LEFT (cell,FIND ("char",cell)-1) cell: The cell reference or text string that you want to remove text from. Are the models of infinitesimal analysis (philosophically) circular? To learn more, see our tips on writing great answers. Can I change which outlet on a circuit has the GFCI reset switch? The best answers are voted up and rise to the top, Not the answer you're looking for? Browse other questions tagged, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site, Learn more about Stack Overflow the company, Regex to remove everything before second to last forward slash, Microsoft Azure joins Collectives on Stack Overflow. Why is water leaking from this hole under the sink? 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. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. I'm working in PHP with friendly URL paths in the form of: I need to standardize these URL paths to remove anything after the 4 slash including the slash itself. Thanks for contributing an answer to Stack Overflow! is this blue one called 'threshold? How can citizens assist at an aircraft crash site? To subscribe to this RSS feed, copy and paste this URL into your RSS reader. or 'runway threshold bar? Stack Exchange network consists of 181 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. Regex: Find all links that doesn't have one / (slash). If it does not, you can replace. How Intuit improves security, latency, and development velocity with a Site Maintenance- Friday, January 20, 2023 02:00 UTC (Thursday Jan 19 9PM Use of ChatGPT is now banned on Super User. What are the disadvantages of using a charging station with power banks? To subscribe to this RSS feed, copy and paste this URL into your RSS reader. But, on a line that contains no / characters, How to see the number of layers currently selected in QGIS. If you'd like to remove the '/' you could do like this; you may need to escape the slash in the character class, depending on the language you're using. Why did OpenSSH create its own key format, and not use PKCS#8? I figured I'd ask in case anyone knew off hand. Kyber and Dilithium explained to primary school students? Did Richard Feynman say that anyone who claims to understand quantum physics is lying or crazy?
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