What does "you better" mean in this context of conversation? This would also match "/", which means your group would be empty, i.e. The value after the 4th slash is sometimes a number, but can also be any parameter. Solution 2. check and the replacement string (in effect, leaving the final / in the input line alone). Thanks for contributing an answer to Data Science Stack Exchange! preg_match('([^/]+$)', ". 2) In either case (with escaping/no escpaing), it is nt working. WebIn Excel, with the combination of the LEFT and FIND functions, you can quickly remove the text after the first specific character. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. The regex is not complicated, but the syntax for removing things using it depends on the language. rev2023.1.18.43170. Connect and share knowledge within a single location that is structured and easy to search. +1 for using non-regex solution. I'm sure there's better ways to do things, than the ways I end up doing them. I'm looking for everything up to the last - and capturing everything that has a - in it. Avoiding alpha gaming when not alpha gaming gets PCs into trouble. Meaning of "starred roof" in "Appointment With Love" by Sulamith Ish-kishor. How do I create a Java string from the contents of a file? Is every feature of the universe logically necessary? But it must be at the end of the line. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, Thank YOU.How do I double. How did adding new pages to a US passport use to work? Can I change which outlet on a circuit has the GFCI reset switch? @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. Double-sided tape maybe? This pattern will not capture the last slash in $0 , and it won't match anything if there's no characters after the last slash. /(?<=\/)([^\/]+)$/ @benraay do you need help understanding it? How to tell if my LLC's registered agent has resigned? Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. I'm extracting an ID used by Google's GData. Kyber and Dilithium explained to primary school students? Another great idea! The $+ substitution replaces the matched string with the last captured group. Connect and share knowledge within a single location that is structured and easy to search. How do I split the definition of a long string over multiple lines? Avoiding alpha gaming when not alpha gaming gets PCs into trouble. The following regular expression would do that. 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. Can I change which outlet on a circuit has the GFCI reset switch? So, where the first answer finds one.txt and replaces it with nothing, It only takes a minute to sign up. The best answers are voted up and rise to the top, Not the answer you're looking for? I don't know if my step-son hates me, is scared of me, or likes me? "ERROR: column "a" does not exist" when referencing column alias. char: The specific separator that you want to remove text based on. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Remove the last part $ asdf="xxx/xxxx/xxxxx/yyy" $ echo $ {asdf%/*} xxx/xxxx/xxxxx This is described in man bash: $ {parameter%word} $ {parameter%%word} For the given list, it would produce. How can we cool a computer connected on top of or within a human brain? How do I chop/slice/trim off last character in string using Javascript? IMHO it makes code easier to read by using the @"\" instead of the "\\". How do you use a variable in a regular expression? rev2023.1.18.43170. It only takes a minute to sign up. Would Marx consider salary workers to be members of the proleteriat? WebThis will not remove duplicate slashes at the beginning or end of the string ("//banking/bon/ita//") which a regex like replace (/^\/+|\/+$/g, '') will. an empty ID. In the Pern series, what are the "zebeedees"? How to translate the names of the Proto-Indo-European gods and goddesses into Latin?
Get value of a string after last slash in JavaScript? This is a requirement by, Of course I know that. How to pass duration to lilypond function. It looks for a '/', followed by zero or more characters other than a '/', followed by the end of the string. How did adding new pages to a US passport use to work? I've edited my answer to include this case as well. Update Since this is regularly proving useful for others, here's a snippet Kyber and Dilithium explained to primary school students? How were Acorn Archimedes used outside education? The PHP code looks like this. WebRegular expressions are the default pattern engine in stringr. It removes /clients. Please enable JavaScript to use this web application. Then, seems like the existing answer solved your question :), Thank you. Meaning of "starred roof" in "Appointment With Love" by Sulamith Ish-kishor. : http://www.domain.com/clients/. 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: 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). Of course, this also requires that backslashes be escaped. Connect and share knowledge within a single location that is structured and easy to search. No parens because it doesn't need any groups - result goes into group 0 (the match itself). Once you get use to regex you'll see that it is as easy to remove from the last @ char. escaping the slashes that are part of the regular expression Making statements based on opinion; back them up with references or personal experience. Also, this answer turns lines with no, @Scott It depends on what you want to use the result for. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. How to see the number of layers currently selected in QGIS. 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. Note: I chose to str_extract, you could also choose to str_remove. Did Richard Feynman say that anyone who claims to understand quantum physics is lying or crazy? How to remove up to a certain punctuation when there are same punctuations. How do you use a variable in a regular expression? $path = "http://spreadsheets.google.com/feeds/spreadsheets/p1f3JYc Once you get use to regex you'll see that it is as easy to remove from the last @ char. Much faster. You are welcome. LWC Receives error [Cannot read properties of undefined (reading 'Name')]. I suggest using regex replace to get the string you want: Using JavaScript you can simply achieve this. It's working,actually I am getting directory path from web service. 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) Not the answer you're looking for? By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Solution 1. If we wanted to fix that, Find centralized, trusted content and collaborate around the technologies you use most. This means that / is at the end of the input. Hello, with CharIndex you can get the position of slash, with SubString the part from position on How to translate the names of the Proto-Indo-European gods and goddesses into Latin? In case someone will wonder: you can use I have the following regex to remove last slash from a URL: (.*)\/. Did Richard Feynman say that anyone who claims to understand quantum physics is lying or crazy? 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. Use MathJax to format equations. Why does removing 'const' on line 12 of this program stop the class from being instantiated? Replace /[^/]*$with an empty string. string valuesReq = Regex.Split (x, @"\d+"); it will reurn an array that contain values voltaren,mg and tablet And to get only numbers from you string use string valuesReq = Regex.Split (x, @"\D+"); It will retrun number present in your string, using those you can get indiex and use split after that, And to remove last string use Meaning of "starred roof" in "Appointment With Love" by Sulamith Ish-kishor. /^.*\/(.*)$/ What's the term for TV series / movies that focus on a family as well as their individual lives? 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. Christian Science Monitor: a socially acceptable source among conservative Christians? 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. Looked around and cannot find anything similar. To learn more, see our tips on writing great answers. Is this variant of Exact Path Length Problem easy or NP Complete. Find centralized, trusted content and collaborate around the technologies you use most. Any thoughts on how I could do this? this finds /one.txt and replaces it with /. 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. (Basically Dog-people). I don't know if my step-son hates me, is scared of me, or likes me? AgainI wonder if this is faster than regex. And replace it with nothing. That means when you use a pattern matching function with a bare string, its equivalent to wrapping it in a call to regex (): # The regular call: str_extract (fruit, "nana") # Is 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. 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. Is it after a specific character, or after a specific index? What does "use strict" do in JavaScript, and what is the reasoning behind it? How (un)safe is it to use non-random seed words? No regex used. How could magic slowly be destroying the world? (i.e.,the entire contents of the line will be deleted, Find the rightmost '/', and everything past that is what you are looking for. Here's my original reply with the new character: $usr = 'Amer/kdb8916' $amer = $null if ($usr -match '\\ ( [^\\]+)$') { $amer = $matches[1] } $amer apostrophes) in the input, or whether they were escaped, and the answer didn't disclose the constraint. Your regex has been permanently saved and may be accessed with this link by anybody you give it to. On my box I could just pass the full URL. Regular Expression, remove everything after last forward slash. Regular Expression to collect everything after the last /, spreadsheets.google.com/feeds/spreadsheets/. Use sed to print from the very first line until the line containing the last occurrence of a pattern? 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. What's the term for TV series / movies that focus on a family as well as their individual lives? To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Asking for help, clarification, or responding to other answers. Wall shelves, hooks, other wall-mounted things, without drilling? Edit: but it requires lookbehind, not supported by ECMAScript (Javascript, Actionscript), Ruby or a few other flavors. How do I remove a property from a JavaScript object? Making statements based on opinion; back them up with references or personal experience. Is there a regular expression to detect a valid regular expression? The answers all have to be slightly modified to account for that. For the sake of completeness: You could use the stringr package to extract what you want. Is it OK to ask the professor I am applying to for a recommendation letter? What does "you better" mean in this context of conversation? Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Christian Science Monitor: a socially acceptable source among conservative Christians? 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 (an EU citizen) live in the US if I marry a US citizen? Regex: Find all links that doesn't have one / (slash). Asking for help, clarification, or responding to other answers. Can I (an EU citizen) live in the US if I marry a US citizen? 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 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 so the desired output for the above is: Caveat: an input line that contains no / characters The string should look like this. What would be the best way to structure and mine this set of data? 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. First story where the hero/MC trains a defenseless village against raiders, Removing unreal/gift co-authors previously added because of academic bullying. I don't know if my step-son hates me, is scared of me, or likes me? rev2023.1.17.43168. lualatex convert --- to custom command automatically? How can citizens assist at an aircraft crash site? P.S. There heaps of different ways to do things in php. How could magic slowly be destroying the world? Because '\' is the default path separator, we need to replace the '\' with '/' after doing this: Thanks for contributing an answer to Stack Overflow! Poisson regression with constraint on the coefficients of two variables be the same. Double-sided tape maybe? Wall shelves, hooks, other wall-mounted things, without drilling? You can also get the "filename", or the last part, with the basename function. <?php I figured I'd ask in case anyone knew off hand. Installing a new lighting circuit with the switch in a weird place-- is it correct? By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. and let a line with no slashes pass through unchanged, It's possible you might need to strip off http:/ from the front. 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.
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