Why was there a second saw blade in the first grail challenge? on what basis you are splitting any logic ? 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 and acknowledge that you have read and understand our privacy policy and code of conduct. How to extract string between dash with regex in javascript? Javascript: Getting last few characters of a string, How do I get the n last letters in a string, I'm trying to write a function that gets a string from a field in html and return it if the first and the last characters are equal. Note to readers : be sure to read past the first answer, notably the one from @Terence. Should I include high school teaching activities in an academic CV? expected output 123,23.34 and 23. Include attempted solutions, why they didn't work, and the expected results. Looks like even w3schools is confused to the operation of substr, stating for negative number:
If start is negative, substr() uses it as a character index from the end of the string. Let's say we have this string: "mydomain.bu.pu" and I want to grab the ".bu.pu" part of it; I'm thinking about using something like: indexOf and later substr . Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Asking for help, clarification, or responding to other answers. If the separator is null or is not found in the input string, an empty string is returned. http://www.w3schools.com/jsref/jsref_split.asp, developer.mozilla.org/en/JavaScript/Reference/Global_Objects/, How terrifying is giving a conference talk? What does "rooting for my alt" mean in Stranger Things? How to check whether a string contains a substring in JavaScript? */" matches everything until the last /, then comes grouping (\\W+) which means a at least one word-character then it stops at . What does a potential PhD Supervisor / Professor expect when they ask you to read a certain paper? how to get the last character of a string? Were there planes able to shoot their own tail? How can I remove a specific item from an array in JavaScript? lastIndexOf does what it sounds like it does: It finds the index of the last occurrence of a character (well, string) in a string, returning -1 if not found. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. However, note that substr() might not be supported on earlier versions of some browsers (esp. Teams. The regex matches the last dot, zero or more non-dots, and the end of the string. To get the part after the last occurrence of a character in a string: Use the String.lastIndexOf () method to get the index of the lash occurrence in the string. I've edited my answer to mention that, If you're here because you wanted to retrieve the extension of a filename, then. :). Were there planes able to shoot their own tail? What does "use strict" do in JavaScript, and what is the reasoning behind it? What's it called when multiple concepts are combined into a single problem? What is the relational antonym of 'avatar'? Try this. Using JavaScript, how might I get the last five characters or last character? Sort array of objects by string property value. how can I always get the word after the last closing forward slash? Even if that file is a backup file, he will still get the filename, "viewemployee", which he desires to get. @SuprabhatBiswal - it's "Regular Expression", or "Regex", but certainly not "Regex Expression". How to get substring after last specific character in JavaScript? Starting the Prompt Design Site: A New Home in our Stack Exchange Neighborhood. @HutchMoore You are correct. How should a time traveler be careful if they decide to stay and make a family in the past? How to format a number with commas as thousands separators? (dot), javascript grab part of a string after a . Denys Fisher, of Spirograph fame, using a computer late 1976, early 1977, Proving that the ratio of the hypotenuse of an isosceles right triangle to the leg is irrational, Multiplication implemented in c++ with constant time. Add a comment. The following example demonstrates three overloads of the LastIndexOf method that find the last occurrence of a string within another string using different values of the StringComparison enumeration. This worked for me, var completeText = $('.v2_review-text')[0].value; var country = completeText.substr(completeText.lastIndexOf('-')+ 1, completeText.lenght ); Getting all characters after the last '-' in a string [closed], How terrifying is giving a conference talk? What could be the meaning of "doctor-testing of little girls" by Steinbeck? By clicking Post Your Answer, you agree to our terms of service and acknowledge that you have read and understand our privacy policy and code of conduct. The JavaScript split method is used to break a given string into pieces by a specified separator like a period (. The simplest way is probably to use jQuery to get the element, and native JavaScript to get the string: This is just a proof of concept; the rest should be relatively easy to figure out. And what happens there is no slug? How do I get rid if the last character of a string javascript? To subscribe to this RSS feed, copy and paste this URL into your RSS reader. String myString = "core/pages/viewemployee.jsff"; String newString = myString.substring (myString.lastIndexOf ("/")+1, myString.indexOf (".")); s.length : s.indexOf (',')); in this case we make use of the fact that the second argument of substr is a length, and that we know our substring is starting at 0. The splitting of strings has always been discussed in various applications and use cases. Basically you get every words in the url. Should I include high school teaching activities in an academic CV? I am already trying for over an hour and cant figure out the right way to do it, although it is probably pretty easy: I have something like this : foo/bar/test.html. Why Extend Volume is Grayed Out in Server 2016? You're requiring to create an array then modify the array. Helpers - Laravel - The PHP Framework For Web Artisans. How can I manually (on paper) calculate a Bitcoin public key from a private key? Yes slice accept negative values which is great ! Are glass cockpit or steam gauge GA aircraft safer? Temporary policy: Generative AI (e.g., ChatGPT) is banned. But you need to make the same control before doing substring in this one, because if there aren't those characters you will get a "-1" from lastIndexOf(), or indexOf(), and it will break your substring invocation. (dot) Ask Question Asked 12 years, 8 months ago Modified 1 year, 9 months ago Viewed 25k times 8 I'm unable to read regex. 589). Making statements based on opinion; back them up with references or personal experience. Check out the split method, it does what you want: http://www.w3schools.com/jsref/jsref_split.asp. 589). 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. Here is the regex api for java: This will fail on e.g. 589). How can I get the last character in a string? thanks! Or use the .substring() method. Basically, at the end of every review I have '- [location]'. Then they added string interpolation with a, Thank You, still can't find how to double the backslashes. - returns NaN! (Ep. Pros and cons of "anything-can-happen" UB versus allowing particular deviations from sequential progran execution. The are slight differences in requirements, which are properly documented on: String.prototype.substring(). Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, The future of collective knowledge sharing. The position (up to, but not including) where to end the extraction. almost the same thing as David G's answer but without the anonymous function, if you don't feel like including one. I think this is the most inefficient solution offered thus far. @: Are you sure? // This code example demonstrates the // System.String.LastIndexOf(String, ., StringComparison) methods. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. everything from the first occurrence instead of the last, but OP's specific case just so happened to only have one occurrence). How should a time traveler be careful if they decide to stay and make a family in the past? Find centralized, trusted content and collaborate around the technologies you use most. These methods are useful in a lot of situations. An exercise in Data Oriented Design & Multi Threading in C++. Using substring () and indexOf () # str = str.substring(0, str.indexOf(":")); str.indexOf (":") returns 4, so we are obtaining the string from index 0 (inclusive) to 4 (exclusive). Not the answer you're looking for? Example instead of using "C:\\Mypath\\MyFile" use @"C:\MyPath\MyFile" Just be sure to put the @ symbol before the opening quotes. bad code, 1) The question was related to an input which wasn't null 2) The input was related to inputs ending in file-names (no slashes) 3) The accepted answer is indeed a much better solution, hence the numerous up votes 4) You're welcome to add your own solution, Get value of a string after last slash in JavaScript, http://stackoverflow.com/questions/24156535/how-to-split-a-string-after-a-particular-character-in-jquery][1], How terrifying is giving a conference talk? How to change what program Apple ProDOS 'starts' when booting. ]", 0); The following is the complete example. Detecting an "invalid date" Date instance in JavaScript. a vector, Most appropriate model for 0-10 scale integer data. Connect and share knowledge within a single location that is structured and easy to search. Theorem number font and final period with mdframed, Adding labels on map layout legend boxes using QGIS. int lastIndxDot = st.lastIndexOf ('.'); st.substring (0, lastIndxDot); will be the substring you want. Making statements based on opinion; back them up with references or personal experience. Not the answer you're looking for? String processing, get last string in vuejs? Thanks for contributing an answer to Stack Overflow! - strings are iteratorable in javascript -, Yet if you need more than just one character then use splice is effective, To extract id you can easily use split + pop, This will return the id, or undefined if no id was after 'rating_element' So I need to map what the API returns to what Angular uses in the HTML. Capture word after first dot and before second dot, Remove part of the string before the FIRST dot with js, Passport "Issued in" vs. "Issuing Country" & "Issuing Authority", Denys Fisher, of Spirograph fame, using a computer late 1976, early 1977. How can I do that? Asking for help, clarification, or responding to other answers. No need to know the original string length (for current browsers, so we exclude IE), This is by far the best and shortest way to achieve the result. Help us help you. Get everything after the dash in a string in JavaScript, How terrifying is giving a conference talk? How should a time traveler be careful if they decide to stay and make a family in the past? "foo.exe" (no slash) and "/foo/bar.baz.exe" (two dots). How to get the last character of a string? Do any democracies with strong freedom of expression have laws against religious desecration? Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, The future of collective knowledge sharing. If you use '.' This last part of the url (after the last forward slash "/") will be different each time. which says "grab the series of characters not containing a slash" ([^/]*) at the end of the string ($). So to compare I need to check the string in a or b after the dot. Connect and share knowledge within a single location that is structured and easy to search. seperator to the last token. The actual code will depend on whether you need the full prefix or the last slash. Starting the Prompt Design Site: A New Home in our Stack Exchange Neighborhood. Use the .length property to get the length of the array. Where to start with a large crack the lock puzzle like this? Temporary policy: Generative AI (e.g., ChatGPT) is banned, I am not able to make regex for the following String, How to extract the string between two "/" characters, How to fetch string after the third slash in java, Regex Get all characters after first slash using java, How to find first character after second dot java, Replace dot in between slash i.e. The Overflow #186: Do large language models know what theyre talking about? In my application, I am appending a string to create path to generate a URL. How to get the string before . You'll want to use the Javascript string method .substr() combined with the .length property. See also: Stack Overflow question checklist. To learn more, see our tips on writing great answers. However, see the .split().pop() solution at the bottom of this answer for another approach. Since everyone suggested the split function, a second way wood be this: The regexp is just a stub to get the idea. How can I get the word "action". The Overflow #186: Do large language models know what theyre talking about? There's an easy way to distinguish between them: When three dots () is at the end of function parameters, it's "rest parameters" and gathers the rest of the list of arguments into an array. Well, the first thing I can think of is using the split function. How to get string between two dot (last dot followed by image extension)? (dot) and after /(last) slash in Java, meta.stackoverflow.com/questions/260648/, docs.oracle.com/javase/7/docs/api/java/util/regex/Pattern.html, How terrifying is giving a conference talk? How to remove all of string up to and including hyphen, javascript get characters between slashes, javascript regex and trim everything after "dash", How to strip last element of dash delimited string in Javascript, Get everything but dashes at the beginning - regEx in javascript, Get string between last dash and last dot. Is it legal to not accept cash as a brick and mortar establishment in France? You need to go through a regex tutorial. How would you get a medieval economy to accept fiat currency? end = Optional. Connect and share knowledge within a single location that is structured and easy to search. In this case from the first space: I came to this question because I needed what OP was asking but more than what other answers offered (they're technically correct, but too minimal for my purposes). By clicking Post Your Answer, you agree to our terms of service and acknowledge that you have read and understand our privacy policy and code of conduct. My solution is performant and handles edge cases. What is the motivation for infinity category theory? head and tail light connected to a single battery? var ext = str.split('.')[str.split('. First split the stirng on '-' which will give you an array of strings between the dashes. How to get substring after last specific character in JavaScript? Deutsche Bahn Sparpreis Europa ticket validity, Derivative of cross product w.r.t. 589). substr() with negative value not working in IE. And check if the sa is equal to that string but making the first letter of sa to lowercase first. "): You can split the string first with "/" so that you can have each folder and the file name got separated. What would a potion that increases resistance to damage actually do to the body? The comments field is too little to explain everything. What happens instead? What is the relational antonym of 'avatar'? Were there planes able to shoot their own tail? Learn more about Teams Do any democracies with strong freedom of expression have laws against religious desecration? Example Live Demo public class Demo { public static void main(String[] args) { String str = "This is demo text.This is sample text!"; How to return part of string before a certain character? The position where to start the extraction. The Overflow #186: Do large language models know what theyre talking about? (dot), How terrifying is giving a conference talk? So pop is slow for this, correct? I get confused as to which language uses which substring command, looks like javascript can use either one though, although it looks like only substr works properly for negative numbers. In the replacement part I just refer to the group by its number $1. How "wide" are absorption and emission lines? By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. So if my string were 500 chars and the . And outside of those there really isn't a concept of extension as far as most filesystems are concerned. Obviously, you should check that it contains a '.' Example with destructuring assignment (Ecmascript 2015). The method returns an array of split strings. Life saver! Example Live Demo : Use a regular expression of the form: \w-\d+ where a \w represents a word and \d represents a digit. What's the right way to say "bicycle wheel" in German? You could do something like this, if the word you want to check is always at the end. To learn more, see our tips on writing great answers. What does a potential PhD Supervisor / Professor expect when they ask you to read a certain paper? To learn more, see our tips on writing great answers. But the problem is that sa would be a match of b to and sb would not be a match for b because it starts with P and not p. what about using str.lastIndexOf('.') substring(indexOf(. *)-/), you can replace the substring before the dash character with empty string (""): AFAIK, both substring() and indexOf() are supported by both Mozilla and IE. 10. Proving that the ratio of the hypotenuse of an isosceles right triangle to the leg is irrational. I assume you need the file name without the extension, so just apply same split action with "." Geometry Nodes - Animating randomly positioned instances to a curve? This is actually a better solution than split, depending on your application, because if you have more than one - you may get undesired consequences. The String.slice method extracts a section of a string and returns it, without modifying the . (Ep. javascript get characters between slashes, Javascript: Find index of slash (/) in a string, Get string between last "slash" and first "interrogation mark", String replace last character occurrence slash. ), comma, space or a word/letter. I suspect your approach isn't the best way to do what you're trying to accomplish but I can't say for sure without more information. Most appropriate model for 0-10 scale integer data. The lastIndexOf () method searches the string from the end to the beginning. Geometry Nodes - Animating randomly positioned instances to a curve? Find centralized, trusted content and collaborate around the technologies you use most. That will retrieve any text after the first dash, OP asked for the last one afaik. Basically, on an Angular application I have something like this on HTML . rev2023.7.14.43533. Find centralized, trusted content and collaborate around the technologies you use most. What is the relational antonym of 'avatar'? s = s.substr (0, s.indexOf (',') === -1 ? Then use it as a stack and pop the last element off and call trim to remove any of that pesky whitespace (unless you like your whitespace of course). To learn more, see our tips on writing great answers. How is the pion related to spontaneous symmetry breaking in QCD? rev2023.7.14.43533. Should I include high school teaching activities in an academic CV? Find centralized, trusted content and collaborate around the technologies you use most. How can I get query string values in JavaScript? head and tail light connected to a single battery? Can something be logically necessary now but not in the future? var t = "\\some\\route\\here"; t = t.substr (0, t.lastIndexOf ("\\")); alert (t); Also, you need to double up \ chars in strings as they are used for escaping special characters. If you're getting it from somewhere else (the URL, for example) then don't worry about it :). You can solve this with regex (given you only need a group of word characters between the last "/" and ". A string.split("/").pop(); var str = "filename.to.split.pdf" var arr = str.split ("."); // Split the string using dot as separator var lastVal = arr.pop (); // Get last element var firstVal = arr.join ("."); // Re-join the remaining substrings, using dot as separator . Why did the subject of conversation between Gingerbread Man and Lord Farquaad suddenly change? in case the url has a trailing slash (i.e., to handle trailing slash, i would filter out empty parts after splitting by. Not the answer you're looking for? head and tail light connected to a single battery? Connect and share knowledge within a single location that is structured and easy to search. Why is that so many apps today require a MacBook with an M1 chip? JavaScript Split, Split string by last DOT ". Are Tucker's Kobolds scarier under 5e rules than in previous editions? Note: Replace quoted string to your own need. Does the Granville Sharp rule apply to Titus 2:13 when dealing with "the Blessed Hope? No. Are high yield savings accounts as secure as money market checking accounts? How do I test for an empty JavaScript object? Asking for help, clarification, or responding to other answers. Is iMac FusionDrive->dual SSD migration any different from HDD->SDD upgrade from Time Machine perspective? How can I cut a substring from a string to the end using Javascript? To get string after last slash in javascript, use split () method with pop () method it will return those string which after then your last slash or which you used to split the string. And , when that button clicked i want to extract the id(which is the number) or the php ID ($id) only. An exercise in Data Oriented Design & Multi Threading in C++, Distances of Fermat point from vertices of a triangle, How to change what program Apple ProDOS 'starts' when booting, Future society where tipping is mandatory. ').length-1]; Thanks for contributing an answer to Stack Overflow! Which field is more rigorous, mathematics or philosophy? If it returned -1, then there is no '.' in the string. Print "Empty string" in case of any unsatisfying conditions. Rivers of London short about Magical Signature. I have client reviews. Is it legal to not accept cash as a brick and mortar establishment in France? Laravel is a web application framework with expressive, elegant syntax. Aug 15th 2007 #2 Re: Extracting A Portion Of String From A Cell Use this custom Function; Code Function PullAfterLast (rCell As Range, strLast As String) PullAfterLast = Mid (rCell, InStrRev (rCell, strLast) + 1, 256) End Function Eg; =PullAfterLast (A1,"\") It's works because when the split('') function has empty('') as parameter, then each character of the string is changed to an element of an array. Asking for help, clarification, or responding to other answers. Connect and share knowledge within a single location that is structured and easy to search. What is the state of the art of splitting a binary file by size? was 3 from the end, your code only requires iterating over 3 chars, not 500 as split would. Excel Needs Key For Microsoft 365 Family Subscription. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Temporary policy: Generative AI (e.g., ChatGPT) is banned. F 589). Does air in the atmosphere get friction due to the planet's rotation? How to get a part of string which separated by forward slash in Javascript Regular expression, Javascript : Get value of first and second slash. Temporary policy: Generative AI (e.g., ChatGPT) is banned, Get a number from a string from end to dash, Validate/accept only emails from a specific domain name. In your case, as soon as I hit the last . How do I get rid if the last character of a string javascript? How would life, that thrives on the magic of trees, survive in an area with limited trees? Why is category theory the preferred language of advanced algebraic geometry? * means everything. to split, the other answers will tend to give you '56', when maybe what you actually want is '.34.56' (i.e. What would a potion that increases resistance to damage actually do to the body? You're going to write all this logic, then what happens when you have a field called 'userName' and the API has 'UName' or something like that which doesn't fit the pattern? Pros and cons of "anything-can-happen" UB versus allowing particular deviations from sequential progran execution. In Indiana Jones and the Last Crusade (1989), when does this shot of Sean Connery happen? Most appropriate model for 0-10 scale integer data. What's the right way to say "bicycle wheel" in German? However using either slice or substring with lastIndexOf also works, and albeit less elegant it's much faster: I'm typically using this code and this works fine for me.
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