how to replace single backslash in java

Draw the initial positions of Mlkky pins in ASCII art, Characters with only one possible next character, Space elevator from Earth to Moon with multiple temporary anchors. Replacing a Single Backslash ( \) With a Double Backslash ( \\) in Java. How do they capture these images where the ground and background blend together seamlessly? Did you, no it does not work.any ways i found it's working String str="welcome'deepak"; String str1="\\"; String str3="\'"; String str5=str1+str3; System.out.println(""+str.replace("'",str5)); welcome\'deepak, A couple a (small) nitpicks: the second string is not a, JLS 3.10.6 Escape Sequences for Character and String Literals, Why on earth are people paying for digital real estate? Can we use work equation to derive Ohm's law? I am recieving data like this: Here if you look into this string after 1/4 there is a double quote(") which represents inches but when I use above function to replace backslash I get error as this double quote is treated as end of the string.Please help. I tried the following, but no luck. Proof that deleting all the edges of a cycle in certain connected graph still gives remaining connected graph. and ! But the replacement isn't a regex string: other regex meta characters need not be escaped. Where is the "flux in core" inside soldering wire? What is the number of ways to spell French word chrysanthme ? More information may be helpful, such as how you are getting the path and what class it is (are you reading a File path to a path or a string, are you generating the path piece by piece). Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Thanks for the suggestion. Are there ethnically non-Chinese members of the CCP right now? It looks like you may be trying to fix effect instead of cause of problem. 587), The Overflow #185: The hardest part of software is requirements, Starting the Prompt Design Site: A New Home in our Stack Exchange Neighborhood, Temporary policy: Generative AI (e.g., ChatGPT) is banned, Testing native, sponsored banner ads on Stack Overflow (starting July 6), Formatting numbers with same amount of padding, Is the char literal '\"' the same as '"' ? OIC! What is the Modified Apollo option for a potential LEO transport? Spying on a smartphone remotely by the authorities: feasibility and operation, Replaces each substring of this string that matches the literal, Returns a new string resulting from replacing all occurrences of, The backslash is also a special character in replacement. Languages which give you access to the AST to modify during compilation? Making statements based on opinion; back them up with references or personal experience. How does it change the soldering wire vs the pure element? It isn't an ordinary string either. (Ep. rev2023.7.7.43526. But it gives a compilation error. The problem here is that a backslash is (1) an escape chararacter in Java string literals, and (2) an escape character in regular expressions each of this uses need doubling the character, in effect Find centralized, trusted content and collaborate around the technologies you use most. String.replace(String,String) will do what you want. Asking for help, clarification, or responding to other answers. This will replace backslashes with forward slashes in the string: source = source.replace('\\','/'); But when you copy your this String and put it into a variable in Eclipse, you can see it's not a valid String, btw you don't have to replace backslashes, json reader will read it anyway, How to replace only single backslash in java json string, Why on earth are people paying for digital real estate? How to replace multiple slash and backslash in a string with a single one? Note that backslashes (\) and dollar signs ($) in the replacement string may cause the results to be different than if it were being treated as a literal replacement string; see Matcher.replaceAll. Do I have the right to limit a background check? Air that escapes from tire smells really bad. no special characters involved) to be written in place of argument one's regex string. 587), The Overflow #185: The hardest part of software is requirements, Starting the Prompt Design Site: A New Home in our Stack Exchange Neighborhood, Temporary policy: Generative AI (e.g., ChatGPT) is banned, Testing native, sponsored banner ads on Stack Overflow (starting July 6). Remember that \ is an escape character for Java string literals; that is, "\\'" :). Does this group with prime order elements exist? I expected to need four backslashes in the second argument, in order to represent two backslashes. This is because \ is a Java escape character for String and char literals. BUT that is not the end since \ is also special character in String literals - for instance we can use it to escape " like \" or to create special characters like tabulation "\t". Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. C:\\Documents and Settings\\HUSAIN\\My Documents\\My Palettes. How can I learn wizard spells as a warlock without multiclassing? What is the number of ways to spell French word chrysanthme ? Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. How can I find the following Fourier Transform without directly using FT pairs? Do I have the right to limit a background check? Replacing string with "\" character in java. Try sSource = sSource.replaceAll("\\\\", ""); Find centralized, trusted content and collaborate around the technologies you use most. Thanks for contributing an answer to Stack Overflow! Please address people's confusion with your question. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, The future of collective knowledge sharing. @Code_S: My answer is working for a single backslash. If you want to replace ? The OP was wondering why he would need a double backslash to match a single backslash. According to Java reference material, the replaceAll method interprets backslashes in the replacement string as escape characters too. I learned that I need regex and that "[X]+" will put all possible combinations eg. What is the Modified Apollo option for a potential LEO transport? Countering the Forcecage spell with reactions? Android edittext: How to display the data inserted in edittext in a separate activity programmatically? Can I ask a specific person to leave my defence meeting? To match a literal backslash, you need to use four \ in the regex string literal. Can I ask a specific person to leave my defence meeting? Find centralized, trusted content and collaborate around the technologies you use most. Infinite loop I think, unless replace() can track what it last replaced. @SamWhan That's why I included alternative, which would work in your scenario :). To learn more, see our tips on writing great answers. 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. And in a reges, a \ must also be escaped by another \\. defines a string containing a single backslash. 587), The Overflow #185: The hardest part of software is requirements, Starting the Prompt Design Site: A New Home in our Stack Exchange Neighborhood, Temporary policy: Generative AI (e.g., ChatGPT) is banned, Testing native, sponsored banner ads on Stack Overflow (starting July 6). Other than Will Riker and Deanna Troi, have we seen on-screen any commanding officers on starships who are married? Can I contact the editor with relevant personal information in hope to speed-up the review process? String str = Connect and share knowledge within a single location that is structured and easy to search. Architecture for overriding "trait" implementations many times in different contexts? Counter intuitive indeed! | - alternation: match pattern on the right or on the left, Alternatively you could use pattern [\/\\]+, which matches one or more of \ or /. Find centralized, trusted content and collaborate around the technologies you use most. \ is also a special character in regexp. Try this pattern to match groups of slashes and backslashes: (? What does "Splitting the throttles" mean? Can I ask a specific person to leave my defence meeting? Strings By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. - noncapturing group \\+ - match one or more \ \/+ Is speaking the country's language fluently regarded favorably when applying for a Schengen visa? It doesn't look like you need regex for this problem, but here's a simple example to show what it can do: The pattern [?! How to replace backslash followed by 't' or any other alphabet or character in escape chacter in file path to forward slash in java? Do I have the right to limit a background check? Doing the advent of code 2015 - Day 8 in scala. Making statements based on opinion; back them up with references or personal experience. (Ep. My manager warned me about absences on short notice. It puts backslashes to escape double quotes in String, it's natural. Use Strings replace () method to replace backslash with forward slash in java. To learn more, see our tips on writing great answers. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Otherwise please share the first incoming String before your replace. Non-definability of graph 3-colorability in first-order logic, Property of twice of a vector minus its orthogonal projection. Not the answer you're looking for? Using the following way, we can easily replace a backslash in Java. Thanks for contributing an answer to Stack Overflow! How do you replace double quotes with a blank space in Java? I tried the following way. Have something appear in the footer only if section isn't over, Brute force open problems in graph theory. Java String regex replace methods remove backslashes from replacement, Java Regex double backslash escaping special characters. Will just the increase in height of water column increase pressure or does mass play any role in it? Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, The future of collective knowledge sharing. A backslash inside a String literal has to be specified as two to satisfy the compiler, i.e. This means, to represent \ in replacement we need to escape it twice: So code using replaceAll could look like: or if we want to let regex engine handle escaping for us: With replace method we don't need to worry about regex syntax and can focus only simple text. Were Patton's and/or other generals' vehicles prominently flagged with stars (and if so, why)? Making statements based on opinion; back them up with references or personal experience. When replacing backslashes with Java regex, why does the Pattern class not recognize single backslashes? Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. What does "Splitting the throttles" mean? Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, The future of collective knowledge sharing, So, whats the question. Replace Single Backward Slash in Java String Topcan5 Jan 9 2011 edited Jan 17 2011 I have a String lsString = "C:\test\test1" from the font end javascript code. please see the edit in question.Now I am showing how I am getting json data from the string. Isn't the replacement string supposed to be a literal (non-regex, I mean) string? Why String.replaceAll() in java requires 4 slashes "\\\\" in regex to actually replace "\"? Thanks for contributing an answer to Stack Overflow! Or simply use the appropriate tool for the job - don't use regex when you don't need it Or use the appropriate operating system for the job - don't use Windows when you don't need it. I had to replace all single backslashes in a String with double backslashes . How to format a JSON string as a table using jq? "\". That's fine. That is, s.length() == 1. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, The future of collective knowledge sharing. s.replaceAll ("\\\\", ""); Replacing double backslashes with single backslash, Changing the directory path's forward slash to backslash, Add extra '\' in absolute file path in Java. c:\upload\date\csv\sample.csv. How do I replace special characters with "\"? Sounds like a noop. If I use normal ones, can I still save files to this location ? Webways to replace backslash with forward slash in java. To learn more, see our tips on writing great answers. How to escape slashes that are to be part of the string? It can be greatly simplified if you understand some basic rules. A declaration like: defines a string containing a single backslash. In this example, we used the replace () method of the String class to replace the single Can I ask a specific person to leave my defence meeting? Other than Will Riker and Deanna Troi, have we seen on-screen any commanding officers on starships who are married? Will just the increase in height of water column increase pressure or does mass play any role in it? Note that Java supports forward slashes where Windows would normally want backslashes. The replacement pattern is \\ since a backslash in the replacement pattern is special in Java, it is used to escape the $ symbol that denotes a literal $ char. Thanks for contributing an answer to Stack Overflow! How can I find the following Fourier Transform without directly using FT pairs? The replacement string <$0> essentially puts the entire match $0 within angled brackets. In the movie Looper, why do assassins in the future use inaccurate weapons such as blunderbuss? Why do keywords have to be reserved words? 587), The Overflow #185: The hardest part of software is requirements, Starting the Prompt Design Site: A New Home in our Stack Exchange Neighborhood, Temporary policy: Generative AI (e.g., ChatGPT) is banned, Testing native, sponsored banner ads on Stack Overflow (starting July 6), escaping backslash in java string literal, Get Java file path in the format with "\\". rev2023.7.7.43526. Why add an increment/decrement operator when compound assignnments exist? Making statements based on opinion; back them up with references or personal experience. How to check and replace special character(\) contain in a String in java? Asking for help, clarification, or responding to other answers. which would then select the Documents folder of the user at run-time. replace a single quote in a string with another single quote, Replace single quote with double quote with Regex, Removing double quotes from a string in Java, Replace is not replacing double quotes in java, Java - Replace single quote without affecting multi single quotes. Another way is to use Pattern.quote("\\") (for the regex) and Matcher.quoteReplacement("\\\\") for the replacement string. Finding K values for all poles of real parts are less than -2, Draw the initial positions of Mlkky pins in ASCII art. Explanation: (?:) Did you look in the documentation? How does it change the soldering wire vs the pure element? (Ep. This can be done using java.mysql support for forward slash in file path. rev2023.7.7.43526. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Java - Replace special character in a String, java String manipulation, change multiple slashes to one slash. To learn more, see our tips on writing great answers. Do you need an "Any" type when implementing a statically typed programming language? This won't work if there's a mix of back- and forward-slashes. sSource = sSource.replace("\\/", "/"); Does this group with prime order elements exist? Regular Expressions with double backslash in java. That is, How can I learn wizard spells as a warlock without multiclassing? Asking for help, clarification, or responding to other answers. You have to first escape the backslash because it's a literal (giving \\), and then escape it again because of the regular expression (giving \\\\). Use Matcher.quoteReplacement(java.lang.String) to suppress the special meaning of these characters, if desired. (Ep. public class JavaBackslash { public static void main(String[] args) { System.out.println("I am on the first line \nI am on the second line");

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