regex remove everything after last slash

This pattern will not capture the last slash in $0 , and it won't match anything if there's no characters after the last slash. /(?<=\/)([^\/]+)$/ What is the best regular expression to check if a string is a valid URL? and I would like to remove the first and last slash if it's exists. Connect and share knowledge within a single location that is structured and easy to search. (Basically Dog-people). Double-sided tape maybe? How to translate the names of the Proto-Indo-European gods and goddesses into Latin? It removes /clients. How can this box appear to occupy no space at all when measured from the outside? rev2023.1.18.43170. For the given list, it would produce. @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. 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. In original question, just a backslash is needed before slash, in this case regex will get everything after last slash in the string No, an ^ inside [] means negation. [/] stands for 'any character in set [/]'. [^/] stands for 'any character not in set [/]'. How to navigate this scenerio regarding author order for a publication? An adverb which means "doing without understanding". Once you get use to regex you'll see that it is as easy to remove from the last @ char. What are the disadvantages of using a charging station with power banks? \". Toggle some bits and get an actual square. For the regex, . Good answer, but there is only one substitution so. and then replaces them with a / 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 could magic slowly be destroying the world? 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. From the array return the element at index = length-1. I'm looking for everything up to the last - and capturing everything that has a - in it. this finds /one.txt and replaces it with /. So the final regex might be: (dd300\/.+?,) The parentheses are only necessary when you need to access the matched string. Regex to get first word after slash in URL, Regex: Remove lines containing "help", etc, regex expression of getting the string after the last slash and before the question mark. i.e. Find centralized, trusted content and collaborate around the technologies you use most. How dry does a rock/metal vocal have to be during recording? Another great idea! @benraay do you need help understanding it? Making statements based on opinion; back them up with references or personal experience. Find centralized, trusted content and collaborate around the technologies you use most. P.S. Find centralized, trusted content and collaborate around the technologies you use most. 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 Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Thanks! Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. IMHO it makes code easier to read by using the @"\" instead of the "\\". Connect and share knowledge within a single location that is structured and easy to search. rev2023.1.17.43168. Asking for help, clarification, or responding to other answers. (Basically Dog-people). But, most likely a faster and simpler solution is to use your How do I remove a property from a JavaScript object? Letter of recommendation contains wrong name of journal, how will this hurt my application? To subscribe to this RSS feed, copy and paste this URL into your RSS reader. I have a dataset like the one below. What is the best regular expression to check if a string is a valid URL? Not the answer you're looking for? 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. Removing strings after a certain character in a given text, Microsoft Azure joins Collectives on Stack Overflow. A PHP example for the second one can be found at ideone.com. 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. So, where the first answer finds one.txt and replaces it with nothing, To learn more, see our tips on writing great answers. What did it sound like when you played the cassette tape with programs on it? 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. @Sardine: You could try to benchmark it yourself and find out :-) I would consider it highly probable that this is faster than regex. Suppose a string containing this notation should be validated and the components (the letter and the digit) extracted using capture groups. 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. Wall shelves, hooks, other wall-mounted things, without drilling? with the contents of the first capturing group. Card trick: guessing the suit if you see the remaining three cards (important is that you can't move or turn the cards). or 'runway threshold bar?'. This solution doesn't use regexes. check this regex http://regexr.com?2vhll Making statements based on opinion; back them up with references or personal experience. Depending on your input you may also use a more specific regex. while this one would not find a match, How to translate the names of the Proto-Indo-European gods and goddesses into Latin? 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? Generally: /([^/]*)$ Could you observe air-drag on an ISS spacewalk? I would like to remove all characters after the character . Wall shelves, hooks, other wall-mounted things, without drilling? How can citizens assist at an aircraft crash site? The part between the first and second / is the regex to search for and the part between the second and third is what to replace it with (nothing in this case as we are deleting). rev2023.1.17.43168. Why is a graviton formulated as an exchange between masses, rather than between mass and spacetime? Find a string of (zero or more) characters other than. You need to do that within the string itself. Making statements based on opinion; back them up with references or personal experience. 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? Why are there two different pronunciations for the word Tee? based on @ Mark Rushakoff 's answer the best solution for different cases: $indexoflastslash = ("NorthWind.ac.uk/Users/Current/IT/Surname, FirstName").lastindexof ('/') PS> "NorthWind.ac.uk/Users/Current/IT/Surname, FirstName".substring (0,$indexoflastslash) Some languages have a syntax literal for regular expressions (like Perls. This means that / is at the end of the input. Another +1 for non-regex solution. Basename and dirname are great for moving through anything that looks like a unix filepath. Connect and share knowledge within a single location that is structured and easy to search. Regular Expression, remove everything after last forward slash. How to automatically classify a sentence or text based on its context? Installing a new lighting circuit with the switch in a weird place-- is it correct? If you are using one of those flavors, you can use: But it will capture the last slash in $0. Browse other questions tagged. we could change the command to. Regex to extract last item after TAB in line? In the Pern series, what are the "zebeedees"? 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). By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. I need a 'standard array' for a D&D-like homebrew game, but anydice chokes - how to proceed? print Why does removing 'const' on line 12 of this program stop the class from being instantiated? WebRegular expressions are the default pattern engine in stringr. 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. is this blue one called 'threshold? I don't know if my step-son hates me, is scared of me, or likes me? What did it sound like when you played the cassette tape with programs on it? How could magic slowly be destroying the world? How were Acorn Archimedes used outside education? 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 does secondary surveillance radar use a different antenna design than primary radar? Could you observe air-drag on an ISS spacewalk? How write a regex that matches only when there's a slash OR nothing after the match? 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 Is it OK to ask the professor I am applying to for a recommendation letter? Meaning of "starred roof" in "Appointment With Love" by Sulamith Ish-kishor. 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 to replace multiple spaces with a single space, Javascript regular expression: remove first and last slash, Regex: Remove lines containing "help", etc, regex expression of getting the string after the last slash and before the question mark, Get all characters after the last '/' (slash) from url string, Remove everything after last forward slash in Google Sheets with Regex, First story where the hero/MC trains a defenseless village against raiders, How to pass duration to lilypond function. and the replacement string How can citizens assist at an aircraft crash site? To subscribe to this RSS feed, copy and paste this URL into your RSS reader. (i.e.) Why did it take so long for Europeans to adopt the moldboard plow? To learn more, see our tips on writing great answers. Example instead of using "C:\\Mypath\\MyFile" use @"C:\MyPath\MyFile" Just be sure to put the @ symbol before the opening quotes. Card trick: guessing the suit if you see the remaining three cards (important is that you can't move or turn the cards). How do I chop/slice/trim off last character in string using Javascript? Connect and share knowledge within a single location that is structured and easy to search. You can also get the "filename", or the last part, with the basename function. If you're getting it from somewhere else (the URL, for example) then don't worry about it :). Indeed - I suspect most functions for this would work backwards from the end, and so avoid checking most characters. Regular expression for alphanumeric and underscores, Regular expression to match a line that doesn't contain a word. (. Why did OpenSSH create its own key format, and not use PKCS#8? Double-sided tape maybe? To learn more, see our tips on writing great answers. 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. How do I get the filename without the extension from a path in Python? How to remove all vowels from the last word on every line using regex? How to translate the names of the Proto-Indo-European gods and goddesses into Latin? Is there a regular expression to detect a valid regular expression? Asking for help, clarification, or responding to other answers. I don't know if my step-son hates me, is scared of me, or likes me? Is it after a specific character, or after a specific index? : http://www.domain.com/clients/. @Martijn I understand completely. Since this is regularly proving useful for others, here's a snippet example As stated in @Archer's answer, you need to double up on the backslashes. Is the rarity of dental sounds explained by babies not immediately having teeth? 3 Answers. No parens because it doesn't need any groups - result goes into group 0 (the match itself). Replace everything after last slash in URL. How do I remove a property from a JavaScript object? I have the following regex to remove last slash from a URL: (.*)\/. escaping the slashes that are part of the regular expression Or explode and array_pop, split the string at the / and get just the last part. Is there a regular expression to detect a valid regular expression? Why is sending so few tanks Ukraine considered significant? Making statements based on opinion; back them up with references or personal experience. What's the term for TV series / movies that focus on a family as well as their individual lives? Once you get use to regex you'll see that it is as easy to remove from the last @ char. Strange fan/light switch wiring - what in the world am I looking at. Avoiding alpha gaming when not alpha gaming gets PCs into trouble. It removes /clients. Thanks Gumbo, that help me a lot too. Note: I chose to str_extract, you could also choose to str_remove. How to make chocolate safe for Keidran? UNIX is a registered trademark of The Open Group. Why is water leaking from this hole under the sink? Asking for help, clarification, or responding to other answers. Avoiding alpha gaming when not alpha gaming gets PCs into trouble. Find centralized, trusted content and collaborate around the technologies you use most. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. 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. Can a county without an HOA or covenants prevent simple storage of campers or sheds, Can someone help me identify this bicycle? Is every feature of the universe logically necessary? Where are you getting the string value from? By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. An adverb which means "doing without understanding", Poisson regression with constraint on the coefficients of two variables be the same. @G5W This answer follows the principle of "change as little of the OPs implementation as possible to get the desired behavior". Can I (an EU citizen) live in the US if I marry a US citizen? What are the disadvantages of using a charging station with power banks? Double-sided tape maybe? *[^\\\/]{1,})([\\\/]{1,}$) By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. except it matches the last / and all the characters after it, Can I change which outlet on a circuit has the GFCI reset switch? preg_match('([^/]+$)', ". Joachim Isaksson Jan 9, 2012 at 15:30 Add a comment 4 Double-sided tape maybe? Get all unique values in a JavaScript array (remove duplicates). Not the answer you're looking for? Which implementation language are we talking about? 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. How do I split the definition of a long string over multiple lines? rev2023.1.17.43168. How to tell if my LLC's registered agent has resigned? If we wanted to fix that, 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. Remove the last part $ asdf="xxx/xxxx/xxxxx/yyy" $ echo $ {asdf%/*} xxx/xxxx/xxxxx This is described in man bash: $ {parameter%word} $ {parameter%%word} To subscribe to this RSS feed, copy and paste this URL into your RSS reader. rev2023.1.18.43170. But this is not removing anything. How (un)safe is it to use non-random seed words? lualatex convert --- to custom command automatically? Kyber and Dilithium explained to primary school students? you can also normal string split $str = "http://spreadsheets.google.com/feeds/spreadsheets/p1f3JYcCu_cb0i0JYuCu123"; If for example the dd300 is always follwed by two slash separated numbers it can be (dd300\/\d+\/\d+,) The value after the 4th slash is sometimes a number, but can also be any parameter. You can also get the "filename", or the last part, with the basename function.