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Java Replace Not Working


If this is not the problem then I bet you have a fault in your regular expression. Need help? This leads to a state wherein you can not access the old file unless you have a backup. share|improve this answer edited May 21 '13 at 18:54 answered May 21 '13 at 18:49 qqilihq 3,40532039 Specifically, ^ is the beginning of the line. –Jerome May 21 '13 http://ariseoo.com/not-working/replace-not-working-java.html

Thanks! What should I pack for an overland journey in a Bronze Age? How to complete function which is not defined for all interval Where is this building on a mountain in Planet Earth 2? An invocation of this method of the form str.replaceFirst(regex, repl) yields exactly the same result as the expression Pattern.compile(regex).matcher(str).replaceFirst(repl) public String replaceAll(String regex, String replacement): Replaces each substring of this string

Java Replace Not Working

In the first example I'm calling the replaceAll method on my String object, hoping that my current String object will somehow be changed. (It won't be changed; Strings are immutable, I just What's the easiest way to remove chewing gum from a medium-pile floor mat? How would you say "to scold" in a less formal way? Documentation The Java™ Tutorials Download Ebooks Download JDK Search Java Tutorials Hide TOC Regular Expressions Introduction Test Harness String Literals Character Classes Predefined Character Classes Quantifiers Capturing Groups Boundary Matchers Methods

The new strings just wont be replaced. --Edit: went wonderfull, after I have adjusted my delimiter. –Vilius Jun 2 '11 at 19:23 This is correct answer. –codingscientist Jan 16 sQuery = sQuery .replaceFirst(Pattern.quote("$"+svalue),Matcher.quoteReplacement("SOME NAME")); Retired horse trader.  Note: double-underline links may be advertisements automatically added by this site and are probably not endorsed by me. Can you give an example for it, to state in what case it is not working aprt from the code? String Replace Not Working Javascript java string replace share|improve this question asked Jun 2 '11 at 19:17 Vilius 30031028 marked as duplicate by eis, Jarrod Robersonjava Users with the java badge can single-handedly close java questions

Which security measures make sense for a static web site? Java -version Command Not Working Syntax Here is the syntax of this method − public String replaceFirst(String regex, String replacement) Parameters Here is the detail of parameters − regex − the regular expression to which this Browse other questions tagged java string replace or ask your own question. In this first version, all occurrences of dog are replaced with cat.

Ultrasonic Sensors and Pets Why the switch from "ihr" to "Sie" in the following speech from Band of Brothers? Java Replaceall Not Working Has "the destruction of the space shuttle Challenger... asked 3 years ago viewed 1267 times active 3 years ago Upcoming Events 2016 Community Moderator Election ends in 8 days Blog Stack Overflow Podcast #94 - We Don't Care If The $ character is a meta character and has special meaning in regular expressions (it means the end of input).

Java -version Command Not Working

public boolean find(int start): Resets this matcher and then attempts to find the next subsequence of the input sequence that matches the pattern, starting at the specified index. i.e. Java Replace Not Working Compliments? Replacefirst Java Example Sign In Dismiss Need help? × Select a category Get started Salesforce App Cloud Force.com Heroku Salesforce Dev Centers Lightning Developer Center Mobile Developer Center Heroku Dev Center Desk.com Pardot

See, also, this short demo. http://ariseoo.com/not-working/regex-not-working-java.html I have tried everything outside of writing my own replaceFirst() method, if anyone has any advice or input that'd be great. http://gskinner.com/RegExr/  Below is the apex code I can not get to work:  String body = 'blah blah blah From: Jason Venable [mailto:[email protected]] blah blah blah';body.replaceFirst('From.*\\[mailto:','qqqqqqq');system.debug(body); The only thing that is different public Matcher appendReplacement(StringBuffer sb, String replacement): Implements a non-terminal append-and-replace step. "java -version" Not Working

I suggest you look at java.util.regex.Pattern to determine the correct pattern to use to find what needs replaced. public boolean lookingAt(): Attempts to match the input sequence, starting at the beginning of the region, against the pattern. Join them; it only takes a minute: Sign up replaceFirst does not work, but replace works on the exact same input? http://ariseoo.com/not-working/find-and-replace-not-working-in-excel.html Thank you...

Note - Strings are immutable so the original string is not modified and the method returns a new String. How To Replace In Java share|improve this answer answered Jun 2 '11 at 19:19 MRAB 12.8k41921 add a comment| up vote 1 down vote as said you are discarding the results and replace doesn't take a Browse other questions tagged java regex string or ask your own question.

public String replaceFirst(String replacement): Replaces the first subsequence of the input sequence that matches the pattern with the given replacement string.

satisfy with your answer...but is still need to try it.. BeginnersBook.com is a tech blog where he shares tutorials on programming (Java, C, CPP), WordPress, SEO and web development. Difference between replace and replaceAll is that replace escapes any regex metacharacters for us automatically: String delimiter = "**"; share|improve this answer edited Sep 15 '15 at 16:05 Pshemo 71.8k1090134 answered Regular Expression Java Replacement Methods Replacement methods are useful methods for replacing text in an input string.

If those answers do not fully address your question, please ask a new question. The Landmark @ One Market, Suite 300, San Francisco, CA 94105, United States Privacy Statement Security Statement Terms of Use Feedback About Us Language: English Choose a Language English 日本語 Français replaceAll takes a regular expression. http://ariseoo.com/not-working/replace-function-not-working-in-jquery.html Thanks user101 Problems And Solutions - Algorithms David Newton Author Rancher Posts: 12617 I like...

Post Reply Bookmark Topic Watch Topic New Topic Similar Threads Delimiting Strings Delimiting Strings string search & replace rtrim function in jdk 1.4 Can you simulate String.replace(...) & String.contains(...) All times go

BeginnersBook - Back to Start Core Java - Tutorials with examples OOPs Concepts - OOPs in Java Java Collections - Framework tutorials JSP - Tutorial for beginners Java - You can do things like String y = x.replace("<", "<") .replace(">", ">") .replace("\t", " "); Reply Add new comment Your name Email The content of this field is kept private and Stupid mistake by me.

The difference, however, is that matches requires the entire input sequence to be matched, while lookingAt does not. Why does my Probability function not work Why do governments not execute or otherwise permanently contain super villains? current community chat Stack Overflow Meta Stack Overflow your communities Sign up or log in to customize your list. Henry Wong author Marshal Posts: 21969 87 I like...

Various trademarks held by their respective owners.Salesforce.com, inc. Utensil that forms meat into cylinders How to improve player engagement in video call for virtual tabletop game? My brain was so fried trying to teach myself regex I forgot the basics. I am not applying the result of the replace back to my main body variable. It only operates over the former String and returns a new String with all the changes.

Complaints? As their names indicate, replaceFirst replaces the first occurrence, and replaceAll replaces all occurences. Rather than replace a simple literal like dog, you can replace text that matches any regular expression.