regex remove everything after last slash

By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Christian Science Monitor: a socially acceptable source among conservative Christians? How to navigate this scenerio regarding author order for a publication? lualatex convert --- to custom command automatically? Word of warning - this is not as fast as other snippets here. How do you access the matched groups in a JavaScript regular expression? It only takes a minute to sign up. I need a 'standard array' for a D&D-like homebrew game, but anydice chokes - how to proceed? Can a county without an HOA or covenants prevent simple storage of campers or sheds, Can someone help me identify this bicycle? How to automatically classify a sentence or text based on its context? we could change the command to. Examples_Split_Trim_Substring_Remove_Left_Right.xaml (30.8 KB) How can I remove a specific item from an array? By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. is this blue one called 'threshold? \". rev2023.1.17.43168. i can't test it on powershell but it work in the regex generator. to match any number of trailing slashes, both / and \. Because '\' is the default path separator, we need to replace the '\' with '/' after doing this: Thanks for contributing an answer to Stack Overflow! Meaning of "starred roof" in "Appointment With Love" by Sulamith Ish-kishor. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. The information is fetched using a JSONP request, which contains the ad text and a link to the ad image. I figured I'd ask in case anyone knew off hand. Are there developed countries where elected officials can easily terminate government workers? Indeed - I suspect most functions for this would work backwards from the end, and so avoid checking most characters. How do I remove a property from a JavaScript object? He updated his previous answer. Connect and share knowledge within a single location that is structured and easy to search. Asking for help, clarification, or responding to other answers. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Is there a regular expression to detect a valid regular expression? Is every feature of the universe logically necessary? How to translate the names of the Proto-Indo-European gods and goddesses into Latin? How to see the number of layers currently selected in QGIS. Also, you need to double up \ chars in strings as they are used for escaping special characters. How do I split the definition of a long string over multiple lines? Making statements based on opinion; back them up with references or personal experience. Avoiding alpha gaming when not alpha gaming gets PCs into trouble. with the contents of the first capturing group. LWC Receives error [Cannot read properties of undefined (reading 'Name')]. 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. P.P.S. Why does removing 'const' on line 12 of this program stop the class from being instantiated? Hope it helps. Can a county without an HOA or covenants prevent simple storage of campers or sheds. How to rename a file based on a directory name? No regex used. What is the JavaScript version of sleep()? Regular Expression, remove everything after last forward slash. The data you want would then be the match of the first group. Edit Since youre using PHP, you could also use strrchr th Avoiding alpha gaming when not alpha gaming gets PCs into trouble. How can we cool a computer connected on top of or within a human brain? rev2023.1.17.43168. Is the rarity of dental sounds explained by babies not immediately having teeth? In case someone will wonder: you can use How to make chocolate safe for Keidran? Regular expression for alphanumeric and underscores, Regular expression to match a line that doesn't contain a word. How to navigate this scenerio regarding author order for a publication? @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. @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. Are the models of infinitesimal analysis (philosophically) circular? I also thought a combination of strpos and substr might be able to handle it, but cannot quite figure it out. How dry does a rock/metal vocal have to be during recording? 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. Wall shelves, hooks, other wall-mounted things, without drilling? Asking for help, clarification, or responding to other answers. The answers all have to be slightly modified to account for that. Something). and then replaces them with a / How can this box appear to occupy no space at all when measured from the outside? What regex can extract the "Something" from that string? Use MathJax to format equations. Get everything after last slash in a string Use the str.rsplit () function Use the split () function Use the re.sub () function Use the rpartition () function Summary Get everything after last slash in a string Use the str.rsplit () function Syntax: str.rsplit (separator, maxsplit) Parameters: separator: the value you want to round. Why did it take so long for Europeans to adopt the moldboard plow? By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. There are a variety of ways to tinker or "improve" a regex. check this regex http://regexr.com?2vhll Thanks for contributing an answer to Unix & Linux Stack Exchange! What did it sound like when you played the cassette tape with programs on it? Reference What does this symbol mean in PHP? "ERROR: column "a" does not exist" when referencing column alias. Please enable JavaScript to use this web application. How write a regex that matches only when there's a slash OR nothing after the match? In algorithms for matrix multiplication (eg Strassen), why do we say n is equal to the number of rows and not the number of elements in both matrices? The JSON file and images are fetched from buysellads.com or buysellads.net. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. or 'runway threshold bar?'. I have the following regex to remove last slash from a URL: (.*)\/. Find centralized, trusted content and collaborate around the technologies you use most. This may not be very useful for URIs, but may be useful for paths, in case your code needs to check/remove trailing slashes both on Windows and *NIX. Why are there two different pronunciations for the word Tee? Christian Science Monitor: a socially acceptable source among conservative Christians? Is it after a specific character, or after a specific index? Not the answer you're looking for? How could magic slowly be destroying the world? Microsoft Azure joins Collectives on Stack Overflow. 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. 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. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. How to make chocolate safe for Keidran? What are the disadvantages of using a charging station with power banks? What does "you better" mean in this context of conversation? And to embed quotes, escape them as e.g. Connect and share knowledge within a single location that is structured and easy to search. 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. If someone could help me, I would be very grateful. Making statements based on opinion; back them up with references or personal experience. If it does not, you can replace. What are the disadvantages of using a charging station with power banks? Why is water leaking from this hole under the sink? will be totally wiped out Find centralized, trusted content and collaborate around the technologies you use most. How do you access the matched groups in a JavaScript regular expression? Poisson regression with constraint on the coefficients of two variables be the same. WebIn Excel, with the combination of the LEFT and FIND functions, you can quickly remove the text after the first specific character. How can citizens assist at an aircraft crash site? 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. Two parallel diagonal lines on a Schengen passport stamp. 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. I believe this approach is probably easier to understand, after all regexes - in general - are hard to read: NorthWind.ac.uk/Users/Current/IT/Surname, FirstName has a path-like structure (windows also supports the forward slash as a path separator), so we could use split-path to return the parent 'directory' path. When was the term directory replaced by folder? Why did OpenSSH create its own key format, and not use PKCS#8? How could magic slowly be destroying the world? Not a PHP programmer, but strrpos seems a more promising place to start. Thanks for contributing an answer to Stack Overflow! For the given list, it would produce. *) = group of everything that comes after the last occurance of /. To learn more, see our tips on writing great answers. Try regex101.com and enter Remove the last part $ asdf="xxx/xxxx/xxxxx/yyy" $ echo $ {asdf%/*} xxx/xxxx/xxxxx This is described in man bash: $ {parameter%word} $ {parameter%%word} But this is not removing anything. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, Microsoft Azure joins Collectives on Stack Overflow. I've edited my answer to include this case as well. Example: rs<-c("copyright i think sometimes avoiding regexp will help on readability, but in this case using 1 line of regexp and 1 line of comment will actually the the job in a much more elegant way. (Basically Dog-people). Connect and share knowledge within a single location that is structured and easy to search. Consider this: c(" aaa bbb") --> c( " aaa"). How can I change this code, so that the other part of the string after the last slash can be shown? Double-sided tape maybe? 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). @PlatinumAzure - That is on the todo list! Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Sub-stringing the URL would faster and would avoid importing regex support. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. (Basically Dog-people). Looked around and cannot find anything similar. Would Marx consider salary workers to be members of the proleteriat? Thanks! UNIX is a registered trademark of The Open Group. How to translate the names of the Proto-Indo-European gods and goddesses into Latin? Can I change which outlet on a circuit has the GFCI reset switch? Making statements based on opinion; back them up with references or personal experience. 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. I imagine regex could handle it, but I'm terrible with it. How to remove up to a certain punctuation when there are same punctuations. Card trick: guessing the suit if you see the remaining three cards (important is that you can't move or turn the cards). Fields on a chess board can be identified as A1-A8 for the first column, B1-B8 for the second column and so on until H1-H8 for the last column. Why is sending so few tanks Ukraine considered significant? 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. @Sardine: You could try to benchmark it yourself and find out :-) I would consider it highly probable that this is faster than regex. In Javascript: You can see it working here Regex101 and end match here Regex101. How to translate the names of the Proto-Indo-European gods and goddesses into Latin? Regular expression to match a line that doesn't contain a word. But, on a line that contains no / characters, By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. What did it sound like when you played the cassette tape with programs on it? This matches at least one of (anything not a slash) followed by end of the string: [^/]+$ Here's my original reply with the new character: $usr = 'Amer/kdb8916' $amer = $null if ($usr -match '\\ ( [^\\]+)$') { $amer = $matches[1] } $amer Wall shelves, hooks, other wall-mounted things, without drilling? Thanks for contributing an answer to Stack Overflow! Notes: No parens because it doesn't need any groups - r and so would not make a substitution. (Make it as long as possible.) Is this variant of Exact Path Length Problem easy or NP Complete. ', Card trick: guessing the suit if you see the remaining three cards (important is that you can't move or turn the cards). 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. To learn more, see our tips on writing great answers. Can state or city police officers enforce the FCC regulations? By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Wall shelves, hooks, other wall-mounted things, without drilling? AgainI wonder if this is faster than regex. Why did it take so long for Europeans to adopt the moldboard plow? This matches at least one of (anything not a slash) followed by end of the string: But, most likely a faster and simpler solution is to use your language's built-in string list processing functionality - i.e. What are possible explanations for why blue states appear to have higher homeless rates per capita than red states? By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Edit: but it requires lookbehind, not supported by ECMAScript (Javascript, Actionscript), Ruby or a few other flavors. To learn more, see our tips on writing great answers. 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). I'm sure there's better ways to do things, than the ways I end up doing them. How can I validate an email address using a regular expression? 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. based on @Mark Rushakoff's answer the best solution for different cases: Thanks for contributing an answer to Stack Overflow! How do I chop/slice/trim off last character in string using Javascript? Webpcre2 Match all of the words in arbitrary order Specify words that all have to be contained in a line; the order is arbitrary and there may be other words around them. Asking for help, clarification, or responding to other answers. So the final regex might be: (dd300\/.+?,) The parentheses are only necessary when you need to access the matched string. Making statements based on opinion; back them up with references or personal experience. If you are using one of those flavors, you can use: But it will capture the last slash in $0. 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 On my box I could just pass the full URL. The regex is not complicated, but the syntax for removing things using it depends on the language. Is every feature of the universe logically necessary? The $+ substitution replaces the matched string with the last captured group. (i.e.,the entire contents of the line will be deleted, to be harder to read and maintain, The value after the 4th slash is sometimes a number, but can also be any parameter. Hello, with CharIndex you can get the position of slash, with SubString the part from position on To delete everything before the last instance of a specific character, the generic formula is: RIGHT ( cell, LEN ( cell) - FIND ("#", SUBSTITUTE ( cell, " char ", "#", LEN ( cell) - LEN (SUBSTITUTE ( cell, " char ", ""))))) In our sample table, to eradicate text before the last comma, the formula takes this form: and the replacement string Should I remove outliers if accuracy and Cross-Validation Score drop after removing them? Thanks for the awesome help, I know have a much better understanding of regex. Did Richard Feynman say that anyone who claims to understand quantum physics is lying or crazy? This means that / is at the end of the input. /^.*\/(.*)$/ How to trim string start from back until dash? How did adding new pages to a US passport use to work? Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. Thanks for contributing an answer to Stack Overflow! Is this variant of Exact Path Length Problem easy or NP Complete, How to see the number of layers currently selected in QGIS. char: The specific separator that you want to remove text based on. 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. To learn more, see our tips on writing great answers. Approach 1: Split the string by .split () method and put it in a variable (array). rev2023.1.17.43168. A PHP example for the second one can be found at ideone.com. 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? I have a list of pathnames like this in a file: I want to delete all characters after the last occurrence of "/", Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Sed syntax to extract all of text BEFORE last delimiter? Use sed to print from the very first line until the line containing the last occurrence of a pattern? Microsoft Azure joins Collectives on Stack Overflow. How were Acorn Archimedes used outside education? 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. Smarty strpos and substr to get text after last forward slash in URL, Remove everything after last forward slash in Google Sheets with Regex, Attaching Ethernet interface to an SoC which has no embedded Ethernet circuit. I was thinking of doing that, but new preg_match could do it. by preceding them with backslashes (\). Why does Google prepend while(1); to their JSON responses? 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. Thank you so much. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. Card trick: guessing the suit if you see the remaining three cards (important is that you can't move or turn the cards). 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. How can citizens assist at an aircraft crash site? Also, this answer turns lines with no, @Scott It depends on what you want to use the result for. 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 Asking for help, clarification, or responding to other answers. To learn more, see our tips on writing great answers. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. $path = "http://spreadsheets.google.com/feeds/spreadsheets/p1f3JYc how to remove unwanted characters from data. You can also get the "filename", or the last part, with the basename function.