based on @Mark Rushakoff's answer the best solution for different cases: Thanks for contributing an answer to Stack Overflow! AgainI wonder if this is faster than regex. To delete everything before the last instance of a specific character, the generic formula is: RIGHT ( cell, LEN ( cell) - FIND ("#", SUBSTITUTE ( cell, " char ", "#", LEN ( cell) - LEN (SUBSTITUTE ( cell, " char ", ""))))) In our sample table, to eradicate text before the last comma, the formula takes this form: Your regex has been permanently saved and may be accessed with this link by anybody you give it to. This will not remove duplicate slashes at the beginning or end of the string ("//banking/bon/ita//") which a regex like replace(/^\/+|\/+$/g, '') will. This action is non-reversible and will delete all versions of this regex. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Wall shelves, hooks, other wall-mounted things, without drilling? Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. or 'runway threshold bar?'. Consider this: c(" aaa bbb") --> c( " aaa"). This pattern will not capture the last slash in $0, and it won't match anything if there's no characters after the last slash. Regular expression for alphanumeric and underscores, Regular expression to match a line that doesn't contain a word. Why does secondary surveillance radar use a different antenna design than primary radar? How can I do that in R? 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. The regex is not complicated, but the syntax for removing things using it depends on the language. Once you get use to regex you'll see that it is as easy to remove from the last @ char. How dry does a rock/metal vocal have to be during recording? then substr if exist. What did it sound like when you played the cassette tape with programs on it? To learn more, see our tips on writing great answers. Connect and share knowledge within a single location that is structured and easy to search. check this regex http://regexr.com?2vhll Not the answer you're looking for? 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. How did adding new pages to a US passport use to work? One liner, no regex, handles multiple occurences. If someone could help me, I would be very grateful. Find centralized, trusted content and collaborate around the technologies you use most. @Martijn I understand completely. 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. I tried this t.replace("\\","\\\\") it did't work, You only need to do it when you set a string value directly in code, like in the example above. Here's my original reply with the new character: $usr = 'Amer/kdb8916' $amer = $null if ($usr -match '\\ ( [^\\]+)$') { $amer = $matches[1] } $amer LWC Receives error [Cannot read properties of undefined (reading 'Name')]. How do I iterate over the words of a string? or 'runway threshold bar? 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. ListLast( Text , '/' ) or equivalent function. @G5W This answer follows the principle of "change as little of the OPs implementation as possible to get the desired behavior". Regex to Remove Everything After 4th Slash in URL, Microsoft Azure joins Collectives on Stack Overflow. Then, seems like the existing answer solved your question :), Thank you. Regular Expression, remove everything after last forward slash. 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 did OpenSSH create its own key format, and not use PKCS#8? Try regex101.com and enter Is there a regular expression to detect a valid regular expression? Why did it take so long for Europeans to adopt the moldboard plow? To learn more, see our tips on writing great answers. EDIT: If what you want is to remove everything from the last @ on you just have to follow this previous example with the appropriate regex. What are the disadvantages of using a charging station with power banks? 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. it is working on https://regex101.com/ for all (PCRE (PHP), ECMAScript, (JavaScript), Python, Golang) but it Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, I modified this to remove any number of leading or trailing slashes, by using "+": replace(/^\/+|\/+$/g, ''). 3 Answers. Not the answer you're looking for? Regex match everything after question mark? How could magic slowly be destroying the world? Are you sure you want to delete this regex? Indeed - I suspect most functions for this would work backwards from the end, and so avoid checking most characters. It looks for a '/', followed by zero or more characters other than a '/', followed by the end of the string. regexpowershell. ', Card trick: guessing the suit if you see the remaining three cards (important is that you can't move or turn the cards). By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. @angel0smile thank users who answer your question by upvoting (when you're able), and selecting their answer: In R, how to remove everything before the last slash, Microsoft Azure joins Collectives on Stack Overflow. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. How to tell if my LLC's registered agent has resigned? Sed syntax to extract all of text BEFORE last delimiter? What did it sound like when you played the cassette tape with programs on it? Which implementation language are we talking about? So effectively it is anything followed by a colon. Regular Expression, remove everything after last forward slash, Microsoft Azure joins Collectives on Stack Overflow. How were Acorn Archimedes used outside education? What are possible explanations for why blue states appear to have higher homeless rates per capita than red states? Christian Science Monitor: a socially acceptable source among conservative Christians? Thanks for the awesome help, I know have a much better understanding of regex. "Replace all (//g) leading slash (^\/) or (|) trailing slash (\/$) with an empty string.". How can we cool a computer connected on top of or within a human brain? Is it OK to ask the professor I am applying to for a recommendation letter? Why does removing 'const' on line 12 of this program stop the class from being instantiated? How can citizens assist at an aircraft crash site? 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. Edit: but it requires lookbehind, not supported by ECMAScript (Javascript, Actionscript), Ruby or a few other flavors. An explanation of your regex will be automatically generated as you type. Find position of last occurrence of a char in a string. Did Richard Feynman say that anyone who claims to understand quantum physics is lying or crazy? Good answer, but there is only one substitution so. How do you access the matched groups in a JavaScript regular expression? Why does secondary surveillance radar use a different antenna design than primary radar? To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Once you get use to regex you'll see that it is as easy to remove from the last @ char. P.P.S. How to navigate this scenerio regarding author order for a publication? 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. But, on a line that contains no / characters, $s = explode("/",$str); 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. Making statements based on opinion; back them up with references or personal experience. Letter of recommendation contains wrong name of journal, how will this hurt my application? The information is fetched using a JSONP request, which contains the ad text and a link to the ad image. Asking for help, clarification, or responding to other answers. Making statements based on opinion; back them up with references or personal experience. Use MathJax to format equations. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. How to tell if my LLC's registered agent has resigned? Installing a new lighting circuit with the switch in a weird place-- is it correct? and then replaces them with a / rev2023.1.17.43168. delete from nth occurrence to end of file, How to replace last occurrence of pattern in a third last line of a file, how to to delete all separators after the last string, How to remove last n characters of a particular column, Print only the lines that with all digits except the last one or the last two characters or the first or second characters, Delete last characters of strings in a txt file, regex and sed in delete all characters before two delimiter. string valuesReq = Regex.Split (x, @"\d+"); it will reurn an array that contain values voltaren,mg and tablet And to get only numbers from you string use string valuesReq = Regex.Split (x, @"\D+"); It will retrun number present in your string, using those you can get indiex and use split after that, And to remove last string use 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, Regex: match everything but a specific pattern. and I would like to remove the first and last slash if it's exists. Make "quantile" classification with an expression. with the contents of the first capturing group. How to make chocolate safe for Keidran? MathJax reference. Then they added string interpolation with a, Thank You, still can't find how to double the backslashes. Regular expression to match a line that doesn't contain a word. From the array return the element at index = length-1. Find a string of (zero or more) characters other than. Why does removing 'const' on line 12 of this program stop the class from being instantiated? What regex can extract the "Something" from that string? But this is not removing anything. EDIT: If what you want is to remove everything from the last @ on you just have to follow this previous example with the appropriate regex. This is a requirement by, Of course I know that. And this code is for Back button. How to see the number of layers currently selected in QGIS, Strange fan/light switch wiring - what in the world am I looking at, Avoiding alpha gaming when not alpha gaming gets PCs into trouble. Your original question specified the forward slash, but it looks like you're actually dealing with a backslash (ie, "AMER\UserName"). How do I split the definition of a long string over multiple lines? Wall shelves, hooks, other wall-mounted things, without drilling? UNIX is a registered trademark of The Open Group. Or you could use a combination of strrpos and substr, first find the position of the last occurence and then get the substring from that position up to the end. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Christian Science Monitor: a socially acceptable source among conservative Christians? you can replace it with whatever you want. Also, this answer turns lines with no, @Scott It depends on what you want to use the result for. Can I (an EU citizen) live in the US if I marry a US citizen?
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