To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Wall shelves, hooks, other wall-mounted things, without drilling? Christian Science Monitor: a socially acceptable source among conservative Christians? Use the .length property to get the length of the array. Find a string of (zero or more) characters other than. I've edited my answer to include this case as well. Are the models of infinitesimal analysis (philosophically) circular? you can also normal string split $str = "http://spreadsheets.google.com/feeds/spreadsheets/p1f3JYcCu_cb0i0JYuCu123"; Kyber and Dilithium explained to primary school students? Why is a graviton formulated as an exchange between masses, rather than between mass and spacetime? so the desired output for the above is: Caveat: an input line that contains no / characters WebUses + (instead of *) so that if the last character is a slash it fails to match (rather than matching empty string). To learn more, see our tips on writing great answers. Thanks for contributing an answer to Data Science Stack Exchange! Making statements based on opinion; back them up with references or personal experience. UNIX is a registered trademark of The Open Group. Take a substring of your string starting at the beginning of the string and ending before the index of the last slash in your string: PS> $indexoflastslash = ("NorthWind.ac.uk/Users/Current/IT/Surname, FirstName").lastindexof ('/') PS> "NorthWind.ac.uk/Users/Current/IT/Surname, FirstName".substring (0,$indexoflastslash) I'm trying to use a regular expression within PowerShell to remove everything from the last slash in this string; I need to remove Surname, FirstName including the /. How can I validate an email address using a regular expression? There heaps of different ways to do things in php. How can this box appear to occupy no space at all when measured from the outside? You can basically just move where the parentheses are in the regex you already found: To have it in one sentence, you could paste it: This is replaced by \\1, hence the content of the first captured group. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. To learn more, see our tips on writing great answers. It removes /clients. ListLast( Text , '/' ) or equivalent function. You can also get the "filename", or the last part, with the basename function. rev2023.1.18.43170. How do I get the filename without the extension from a path in Python? So the last dash is then truly the second to last dash. WebAssert that the Regex below does not match . I have a list of pathnames like this in a file: I want to delete all characters after the last occurrence of "/", Microsoft Azure joins Collectives on Stack Overflow. Also, this answer turns lines with no, @Scott It depends on what you want to use the result for. and the replacement string we could change the command to. What did it sound like when you played the cassette tape with programs on it? char: The specific separator that you want to remove text based on. based on @ Mark Rushakoff 's answer the best solution for different cases:
Get value of a string after last slash in JavaScript? What is the best regular expression to check if a string is a valid URL? How to remove all vowels from the last word on every line using regex? Because '\' is the default path separator, we need to replace the '\' with '/' after doing this: Thanks for contributing an answer to 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: 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, (1)The question says "delete all characters, @Scott (1) Sure, the only difference between the directory pathname with and without the trailing, @Scott (2) Yes, it is required that literal quotes are escaped in the data. Sed syntax to extract all of text BEFORE last delimiter? Is the rarity of dental sounds explained by babies not immediately having teeth? Regex to extract last item after TAB in line? Installing a new lighting circuit with the switch in a weird place-- is it correct? Make "quantile" classification with an expression. Can a county without an HOA or covenants prevent simple storage of campers or sheds, Can someone help me identify this bicycle? I don't know if my step-son hates me, is scared of me, or likes me? A PHP example for the second one can be found at ideone.com. Connect and share knowledge within a single location that is structured and easy to search. Update Since this is regularly proving useful for others, here's a snippet By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Can I change which outlet on a circuit has the GFCI reset switch? Did Richard Feynman say that anyone who claims to understand quantum physics is lying or crazy? How to automatically classify a sentence or text based on its context? How could magic slowly be destroying the world? To subscribe to this RSS feed, copy and paste this URL into your RSS reader. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. This matches at least one of (anything not a slash) followed by end of the string: [^/]+$ Generally: /([^/]*)$ 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. the first answer matches the entire line and replaces it with nothing, 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 Remove all characters following a certain character in a column of a dataset, Cleaning rows of special characters and creating dataframe columns, How to remove rows from a data frame that have special character (any character except alphabet and numbers). Toggle some bits and get an actual square, Card trick: guessing the suit if you see the remaining three cards (important is that you can't move or turn the cards), Two parallel diagonal lines on a Schengen passport stamp, An adverb which means "doing without understanding", Books in which disembodied brains in blue fluid try to enslave humanity, How to pass duration to lilypond function, "ERROR: column "a" does not exist" when referencing column alias, How to make chocolate safe for Keidran? Asking for help, clarification, or responding to other answers. Basename and dirname are great for moving through anything that looks like a unix filepath. What kind of classification should I use? 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 Are the models of infinitesimal analysis (philosophically) circular? preg_match('([^/]+$)', ". 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. Asking for help, clarification, or responding to other answers. it is working on https://regex101.com/ for all (PCRE (PHP), ECMAScript, (JavaScript), Python, Golang) but it Remove the last part $ asdf="xxx/xxxx/xxxxx/yyy" $ echo $ {asdf%/*} xxx/xxxx/xxxxx This is described in man bash: $ {parameter%word} $ {parameter%%word} Is the rarity of dental sounds explained by babies not immediately having teeth? It looks for a '/', followed by zero or more characters other than a '/', followed by the end of the string. Browse other questions tagged. Once you get use to regex you'll see that it is as easy to remove from the last @ char. 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. What would be the best way to structure and mine this set of data? 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. 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. Examples_Split_Trim_Substring_Remove_Left_Right.xaml (30.8 KB) Can I (an EU citizen) live in the US if I marry a US citizen? I imagine regex could handle it, but I'm terrible with it. Avoiding alpha gaming when not alpha gaming gets PCs into trouble. Looking to protect enchantment in Mono Black. He updated his previous answer. Regular expression for alphanumeric and underscores, Regular expression to match a line that doesn't contain a word. Where are you getting the string value from? By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. For the sake of completeness: You could use the stringr package to extract what you want. lualatex convert --- to custom command automatically? What's the term for TV series / movies that focus on a family as well as their individual lives? Can state or city police officers enforce the FCC regulations? In the Pern series, what are the "zebeedees"? Thanks for the awesome help, I know have a much better understanding of regex. rev2023.1.17.43168. Find centralized, trusted content and collaborate around the technologies you use most. How did adding new pages to a US passport use to work? No regex used. 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 Of course, this also requires that backslashes be escaped. Some people find this jungle of leaning trees @KyleMit Cant you see? How to get file name from full path with PHP? Not the answer you're looking for? Regular Expression to collect everything after the last /, spreadsheets.google.com/feeds/spreadsheets/. rev2023.1.17.43168. When was the term directory replaced by folder? My point was that the question didn't say whether there were quotes (a.k.a. you can replace it with whatever you want. The JSON file and images are fetched from buysellads.com or buysellads.net. Christian Science Monitor: a socially acceptable source among conservative Christians? How Intuit improves security, latency, and development velocity with a Site Maintenance- Friday, January 20, 2023 02:00 UTC (Thursday Jan 19 9PM removing words based on a predefined vector. Why is water leaking from this hole under the sink? How could magic slowly be destroying the world? Remove everything after last "_" occurance. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Get all unique values in a JavaScript array (remove duplicates), Attaching Ethernet interface to an SoC which has no embedded Ethernet circuit. Why does secondary surveillance radar use a different antenna design than primary radar? The generic syntax is: =LEFT (cell,FIND ("char",cell)-1) cell: The cell reference or text string that you want to remove text from. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Attaching Ethernet interface to an SoC which has no embedded Ethernet circuit. 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. I'm new at regular expressions and wonder how to phrase one that collects everything after the last /. and then replaces them with a / 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? How to translate the names of the Proto-Indo-European gods and goddesses into Latin? 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. an empty ID. How to tell if my LLC's registered agent has resigned? Example: Given the matching we are looking for, both sub and gsub will give you the same answer. Asking for help, clarification, or responding to other answers. There are a variety of ways to tinker or "improve" a regex. @G5W This answer follows the principle of "change as little of the OPs implementation as possible to get the desired behavior". Connect and share knowledge within a single location that is structured and easy to search. 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 [/]'. This is most useful 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 How to see the number of layers currently selected in QGIS. How can I update NodeJS and NPM to their latest versions? I've edited my answer to include this case as well. 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. except it matches the last / and all the characters after it, 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. I have a dataset like the one below. This is the same as the first answer, By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Regular expression for alphanumeric and underscores, Regular expression to match a line that doesn't contain a word. How do I iterate over the words of a string? 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? 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). Double-sided tape maybe? 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. Are there developed countries where elected officials can easily terminate government workers? For the regex, . Good answer, but there is only one substitution so. Much faster. Here's my original reply with the new character: $usr = 'Amer/kdb8916' $amer = $null if ($usr -match '\\ ( [^\\]+)$') { $amer = $matches[1] } $amer What are possible explanations for why blue states appear to have higher homeless rates per capita than red states? </p>
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