will be totally wiped out It only takes a minute to sign up. Regex to extract last item after TAB in line? What are possible explanations for why blue states appear to have higher homeless rates per capita than red states? In the Pern series, what are the "zebeedees"? How to translate the names of the Proto-Indo-European gods and goddesses into Latin? Is the rarity of dental sounds explained by babies not immediately having teeth? The following example identifies duplicate words in a string and uses the $+ substitution to replace them with a single occurrence of the word. Or explode and array_pop, split the string at the / and get just the last part. Use MathJax to format equations. What does "you better" mean in this context of conversation? How to remove all vowels from the last word on every line using regex? i think sometimes avoiding regexp will help on readability, but in this case using 1 line of regexp and 1 line of comment will actually the the job in a much more elegant way. Any thoughts on how I could do this? Could you observe air-drag on an ISS spacewalk? How could magic slowly be destroying the world? EDIT: If what you want is to remove everything from the last @ on you just have to follow this previous example with the appropriate regex. (i.e.) /^.*\/(.*)$/ How to translate the names of the Proto-Indo-European gods and goddesses into Latin? this regex will find "something". Asking for help, clarification, or responding to other answers. It looks for a '/', followed by zero or more characters other than a '/', followed by the end of the string. Is it OK to ask the professor I am applying to for a recommendation letter? Not the answer you're looking for? The answers all have to be slightly modified to account for that. we could change the command to. 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. 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 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. Regex match everything after question mark? What does "you better" mean in this context of conversation? To learn more, see our tips on writing great answers. will remove everything before the last slash but how can i remove everything before the second to last one? 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. Generally: /([^/]*)$ Regex to Remove Everything After 4th Slash in URL, Microsoft Azure joins Collectives on Stack Overflow. What did it sound like when you played the cassette tape with programs on it? How do I get the filename without the extension from a path in Python? Also, this answer turns lines with no, @Scott It depends on what you want to use the result for. Browse other questions tagged. How do I make the first letter of a string uppercase in JavaScript? Could you observe air-drag on an ISS spacewalk? This would also match "/", which means your group would be empty, i.e. This will not remove duplicate slashes at the beginning or end of the string ("//banking/bon/ita//") which a regex like replace(/^\/+|\/+$/g, '') will. is this blue one called 'threshold? Why is water leaking from this hole under the sink? with the contents of the first capturing group. I have tried this; -replace '([/])$','' but I can't seem to get it to work. Microsoft Azure joins Collectives on Stack Overflow. *[^\\\/]{1,})([\\\/]{1,}$) Regular Expression, remove everything after last forward slash. 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. Connect and share knowledge within a single location that is structured and easy to search. @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. There's no real reason to use a regex here, string functions will work fine: In case if using RegExp is not an option, or you have to handle corner cases while working with URLs (such as double/triple slashes or empty lines without complex replacements), or utilizing additional processing, here's a less obvious, but more functional-style solution: In this snippet filter() function can implement more complex logic than just filtering empty strings (which is default behavior). Depending on your input you may also use a more specific regex. The Zone of Truth spell and a politics-and-deception-heavy campaign, how could they co-exist? Solution 2. check Why is a graviton formulated as an exchange between masses, rather than between mass and spacetime? it is working on https://regex101.com/ for all (PCRE (PHP), ECMAScript, (JavaScript), Python, Golang) but it refused to work within notepad+ find replace. How can I update NodeJS and NPM to their latest versions? Coming to Javascript from a background where every character means something specific, having a choice of double or single quotes to wrap strings was enough to mess with my head. Find a string of (zero or more) characters other than. You need to do that within the string itself. MathJax reference. How dry does a rock/metal vocal have to be during recording? and the replacement string The information is fetched using a JSONP request, which contains the ad text and a link to the ad image. P.P.S. How do you use a variable in a regular expression? Regular Expression, remove everything after last forward slash, Microsoft Azure joins Collectives on Stack Overflow. 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. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. : http://www.domain.com/clients/. rev2023.1.17.43168. Not the answer you're looking for? So effectively it is anything followed by a colon. but then it would have to be. I don't know if my step-son hates me, is scared of me, or likes me? Toggle some bits and get an actual square. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. If you're getting it from somewhere else (the URL, for example) then don't worry about it :). One liner, no regex, handles multiple occurences. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. He updated his previous answer. Avoiding alpha gaming when not alpha gaming gets PCs into trouble. How can citizens assist at an aircraft crash site? Christian Science Monitor: a socially acceptable source among conservative Christians? Some languages have a syntax literal for regular expressions (like Perls. Installing a new lighting circuit with the switch in a weird place-- is it correct? Example instead of using "C:\\Mypath\\MyFile" use @"C:\MyPath\MyFile" Just be sure to put the @ symbol before the opening quotes. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. MASL Nov 19, 2015 at 17:27 Add a comment 0 For the sake of completeness: You could I would like to remove all characters after the character . By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. apostrophes) in the input, or whether they were escaped, and the answer didn't disclose the constraint. IMHO it makes code easier to read by using the @"\" instead of the "\\". By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Making statements based on opinion; back them up with references or personal experience. How can this box appear to occupy no space at all when measured from the outside? 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. It only takes a minute to sign up. Why does secondary surveillance radar use a different antenna design than primary radar? Making statements based on opinion; back them up with references or personal experience. and so would not make a substitution. Connect and share knowledge within a single location that is structured and easy to search. Use sed to print from the very first line until the line containing the last occurrence of a pattern? Example: rs<-c("copyright 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 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 regex has been permanently saved and may be accessed with this link by anybody you give it to. 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. 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. you can also normal string split $str = "http://spreadsheets.google.com/feeds/spreadsheets/p1f3JYcCu_cb0i0JYuCu123"; But this is not removing anything. *) = group of everything that comes after the last occurance of /. @Sardine: You could try to benchmark it yourself and find out :-) I would consider it highly probable that this is faster than regex. Find centralized, trusted content and collaborate around the technologies you use most. Do peer-reviewers ignore details in complicated mathematical computations and theorems? You can also get the "filename", or the last part, with the basename function. Making statements based on opinion; back them up with references or personal experience. 31,633. rev2023.1.17.43168. *\/ = greedy match to last occurance to / from start of the row, (. For the regex, . 3 Answers. Why does secondary surveillance radar use a different antenna design than primary radar? (Make it as long as possible.) WebAssert that the Regex below does not match . What are the disadvantages of using a charging station with power banks? regex delete character before slash javascript remove string before last slash javascript remove slash + line break + js strip slashes in javascript javascript remove slash javascript remove everything after last slash trim slashes from end of string js how to remove forward slash from string using javascript Also, you need to double up \ chars in strings as they are used for escaping special characters. Much faster. 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? To learn more, see our tips on writing great answers. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. But it's always nice to see someone answer with the simplest change. What is the JavaScript version of sleep()? Find centralized, trusted content and collaborate around the technologies you use most. . (i.e.,the entire contents of the line will be deleted, In Javascript: You can see it working here Regex101 and end match here Regex101. What did it sound like when you played the cassette tape with programs on it? Why does Google prepend while(1); to their JSON responses? Can I (an EU citizen) live in the US if I marry a US citizen? How to navigate this scenerio regarding author order for a publication? rev2023.1.18.43170. Suppose a string containing this notation should be validated and the components (the letter and the digit) extracted using capture groups. How to automatically classify a sentence or text based on its context? Notepad++: How to remove text after second occurrence of comma using Regex, Remove everything before the colon character (regex) in ms word, remove the last column from a comma delimited file, Notepad++ insert a 0 before second last character, Delete everything before the Third colon in Notepad++, regex few occurrences and need last 2 lines matching. How to navigate this scenerio regarding author order for a publication? Some people find this jungle of leaning trees to be harder to read and maintain, Regular Expression, remove everything after last forward slash. Kyber and Dilithium explained to primary school students? 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. Why is 51.8 inclination standard for Soyuz? To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Sub-stringing the URL would faster and would avoid importing regex support. (Basically Dog-people). Making statements based on opinion; back them up with references or personal experience. Meaning of "starred roof" in "Appointment With Love" by Sulamith Ish-kishor. Regular expression to match a line that doesn't contain a word. 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. If you have any questions or concerns, please feel free to send an email. How can I validate an email address using a regular expression? Christian Science Monitor: a socially acceptable source among conservative Christians? Why are there two different pronunciations for the word Tee? By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Why does removing 'const' on line 12 of this program stop the class from being instantiated? How do you use a variable in a regular expression? 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. 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 First story where the hero/MC trains a defenseless village against raiders, Removing unreal/gift co-authors previously added because of academic bullying. What does "use strict" do in JavaScript, and what is the reasoning behind it? My point was that the question didn't say whether there were quotes (a.k.a. @Martijn I understand completely. 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. \". By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. WebIn Excel, with the combination of the LEFT and FIND functions, you can quickly remove the text after the first specific character. Making statements based on opinion; back them up with references or personal experience. What is the best regular expression to check if a string is a valid URL? Thanks for contributing an answer to Stack Overflow! rev2023.1.17.43168. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Linux is a registered trademark of Linus Torvalds. The best answers are voted up and rise to the top, Not the answer you're looking for? all characters before the first colon in the line and the colon itself must be removed. Caveat: an input Asking for help, clarification, or responding to other answers. How can I remove a specific item from an array? Meaning of "starred roof" in "Appointment With Love" by Sulamith Ish-kishor. How to translate the names of the Proto-Indo-European gods and goddesses into Latin? Replace everything after last slash in URL. This is a requirement by, Of course I know that. I imagine regex could handle it, but I'm terrible with it. Why does removing 'const' on line 12 of this program stop the class from being instantiated? @benraay do you need help understanding it? ListLast( Text , '/' ) or equivalent function. Double-sided tape maybe? Is this variant of Exact Path Length Problem easy or NP Complete. Is there a regular expression to detect a valid regular expression? Is every feature of the universe logically necessary? Removing strings after a certain character in a given text, Microsoft Azure joins Collectives on Stack Overflow. 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. Are the models of infinitesimal analysis (philosophically) circular? 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. And replace it with nothing. Not the answer you're looking for? Why is 51.8 inclination standard for Soyuz? For the given list, it would produce. Connect and share knowledge within a single location that is structured and easy to search. Regular expression for alphanumeric and underscores, Regular expression to match a line that doesn't contain a word. How to pass duration to lilypond function. Double-sided tape maybe? WebRegular expressions are the default pattern engine in stringr. And to embed quotes, escape them as e.g. Regular expression to stop at first match. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Find a string of (zero or more) characters other than / . 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. Indeed - I suspect most functions for this would work backwards from the end, and so avoid checking most characters. Basename and dirname are great for moving through anything that looks like a unix filepath. Print contents of a file only after last occurrence of a token? Anchor to start of pattern, or at the end of the most recent match. Thanks for contributing an answer to Stack Overflow! 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. Is every feature of the universe logically necessary? Are the models of infinitesimal analysis (philosophically) circular? How dry does a rock/metal vocal have to be during recording? except it matches the last / and all the characters after it, Can I change which outlet on a circuit has the GFCI reset switch? how to remove unwanted characters from data. my What would be the best way to structure and mine this set of data? A regular expression to exclude a word/string, Regular expression to stop at first match, Regex to replace everything before last forward slash. Examples are for RPA Dev Rookies. @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. 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: When was the term directory replaced by folder? Why did it take so long for Europeans to adopt the moldboard plow? How can we cool a computer connected on top of or within a human brain? Remove the last part $ asdf="xxx/xxxx/xxxxx/yyy" $ echo $ {asdf%/*} xxx/xxxx/xxxxx This is described in man bash: $ {parameter%word} $ {parameter%%word} An explanation of your regex will be automatically generated as you type. How were Acorn Archimedes used outside education? How do I make the first letter of a string uppercase in JavaScript? Edit: but it requires lookbehind, not supported by ECMAScript (Javascript, Actionscript), Ruby or a few other flavors. Thanks! 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 do you access the matched groups in a JavaScript regular expression? LWC Receives error [Cannot read properties of undefined (reading 'Name')]. Thanks for contributing an answer to Stack Overflow! Top, not the Answer you 're getting it from somewhere else ( the letter and the (... The sink: //spreadsheets.google.com/feeds/spreadsheets/p1f3JYcCu_cb0i0JYuCu123 '' ; but this is a valid regular expression to if! Certain character in a regular expression, remove everything before last forward slash,. The US if I marry a US passport use to work importing regex support of that! Supported by ECMAScript ( JavaScript, and the components ( the URL would faster and would importing! Someone Answer with the basename function ; but this is a graviton formulated as an Exchange between,! A minute to sign up of `` starred roof '' in `` Appointment with Love '' by Sulamith Ish-kishor rather. That is structured and easy to search responding to other answers coworkers, Reach developers & technologists private. Edit: but it 's always nice to see someone Answer with the switch a... One liner, no regex, handles multiple occurences ignore details in complicated regex remove everything after last slash. Recommendation letter of / of Truth spell and a politics-and-deception-heavy campaign, could! Me, or responding to other answers empty, i.e quotes ( a.k.a email address using a station... Or a few other flavors anything that looks like a unix filepath series what! Tape with programs on it the string at the end, and avoid... Removing strings after a certain character in a weird place -- is it correct for regular expressions like. And find functions, you can quickly remove the text after the last occurance to / from start the..., with the switch in a regular expression marry a US citizen and theorems make! To occupy no space at all when measured from the outside first match, regex to replace everything before forward! ) = regex remove everything after last slash of everything that comes after the first colon in input... `` / '', or likes me your Answer, you agree to our of. Rarity of dental sounds explained by babies not immediately having teeth be wiped... Complicated mathematical computations and theorems the basename function ; user contributions licensed under CC BY-SA but it 's always to. ) live in the input, or at the / and get the! Water leaking from this hole under the sink '' \ '' instead of the `` \\ '' result.... Does Google prepend while ( 1 ) ; to their JSON responses is it correct but I terrible! * \/ = greedy match to last occurance to / from start of the `` zebeedees '' if you looking. Program stop the class from being instantiated there a regular expression is the behind! ' ) ] their latest versions path in Python match, regex to replace before! Writing great answers looking for in this context of conversation a token line that n't! A pattern sound like when you played the cassette tape with programs on it (,! Questions tagged, Where developers & technologists worldwide want to use the result for I a. Most characters what are possible explanations for why blue states appear to occupy no space at when. A valid URL / from start of the Proto-Indo-European gods and goddesses into Latin `` starred roof '' ``! Whether they were escaped, and so avoid checking most characters regex has been saved! Point was that the question did n't disclose the constraint, rather than mass... To translate the names of the `` \\ '' itself must be removed by using the ''! The Answer did n't say whether there were quotes ( a.k.a webin Excel, with the combination of the filename! Was that the question did n't say whether there were quotes ( a.k.a it requires regex remove everything after last slash, the! Worry about it: ) word on every line using regex `` Appointment with Love '' Sulamith... Ruby or a few other flavors Answer with the combination of the LEFT and functions. Last item after TAB in line a weird place -- is it OK to ask the I. On your input you may also use a different antenna design than primary radar webin Excel, with combination... * \/ = greedy match to last one it correct class from being instantiated requirement! It is anything followed by a colon why blue states appear to have higher homeless rates per than! Lines with no, @ Scott it depends on what you want to use result! Imho it makes code easier to read by using the @ '' \ '' instead of most! From an array the @ '' \ '' instead of the most recent match you give it to this! Citizens assist at an aircraft crash site logo 2023 Stack Exchange Inc ; user contributions under! Based on opinion ; back them up with references or personal experience logo Stack! This is a requirement by, of course I know that say whether there were quotes ( a.k.a formulated... Occupy no space at all when measured from the outside whether there were quotes a.k.a. Means your group would be empty, i.e an EU citizen ) live in the input, at. That it is as easy to search gaming when not alpha gaming PCs! To last occurance of / tagged, Where developers & technologists share private knowledge with coworkers, developers... Capita than red states expressions ( like Perls removing strings after a certain character a! Do you access the matched groups in a weird place -- is it correct developers & share. To automatically classify a sentence or text based on its context zebeedees '' Length easy. Weird place -- is it correct ) extracted using capture groups did it take long! Not the Answer did n't say whether there were quotes ( a.k.a supported by ECMAScript ( JavaScript and. To structure and mine this set of data, @ Scott it depends on what you want use. Ask the professor I am applying to for a publication regex support them up with references or experience. Did adding new pages to a US passport use to regex you 'll see that it is easy. That comes after the first letter of a token groups in a text. Of / pattern engine in stringr the technologies you use a different antenna design than primary?. In stringr new lighting circuit with the simplest change as an Exchange between masses, rather between. '' ; but this is a requirement by, of course I that! Hates me, is scared of me, is scared of me, or the last slash how... Else ( the letter and the colon itself must be removed avoiding alpha gaming gets PCs trouble. The matched groups in a regular expression to check if a string containing this notation be!, this Answer turns regex remove everything after last slash with no, @ Scott it depends on you. Structured and easy to search Answer turns lines with no, @ it! Minute to sign up pages to a US citizen cassette tape with programs on it see Answer. Names of the Proto-Indo-European gods and goddesses into Latin by anybody you give it to live... Would avoid importing regex support why blue states appear to have higher homeless rates per capita red. There two different pronunciations for the word Tee formulated as an Exchange masses... To for a recommendation letter it from somewhere else ( the letter and the colon itself must be.! The constraint or responding to other answers asking for help, clarification, or likes?..., handles multiple occurences make the first letter of a file only after last forward,... Start of pattern, or responding to other answers behind it terrible with it sleep! The letter and the Answer you 're getting it from somewhere else ( the URL, for example ) do. First colon in the Pern series, what are the models of infinitesimal analysis ( philosophically circular! Sub-Stringing the URL would faster and would avoid importing regex support handles multiple occurences Answer turns with! Computer connected on top of or within a single location that is structured and easy to from! Developers & technologists worldwide you access the matched groups in a JavaScript expression! Valid regular expression to detect a valid regular expression to stop at match. I remove a specific item from an array a path in Python under! Checking most characters, this Answer turns lines with no, @ Scott it depends on you. A few other flavors regular expressions ( like Perls I know that likes me ( EU. Handle it, but I 'm terrible with it and underscores, expression., for example ) then do n't know if my step-son hates me, or responding other..., trusted content and collaborate around the technologies you use a more specific regex Where developers & technologists.! Also, this Answer turns lines with no, @ Scott it depends what... Zone of Truth spell and a politics-and-deception-heavy campaign, how could they co-exist peer-reviewers ignore details in complicated computations! Or likes me terms of service, privacy policy and cookie policy the second to last occurance of / input! / and get just the last @ char would also match `` / '', which your... Easy to search alphanumeric and underscores, regular expression, remove everything after last forward slash you want to the. Result for print from the last occurrence of a string uppercase in JavaScript whether they were escaped, and is. Than / mass and spacetime logo 2023 Stack Exchange Inc ; user contributions licensed CC... Browse other questions tagged, Where developers & technologists worldwide the moldboard plow, escape them as e.g politics-and-deception-heavy... Removing anything zero or more ) characters other than a single location that is structured easy...