Repair Replacefirst Java Not Working Tutorial Home > Not Working > Replacefirst Java Not Working

Replacefirst Java Not Working


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  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 more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed String replaceFirst(String regex, String replacement): It replaces the first substring that fits the specified regular expression with the replacement String. PatternSyntaxException if the specified regular expression(regex) is not valid.

Study Methods Study methods review the input string and return a boolean indicating whether or not the pattern is found. Why didn't "spiel" get an "sh"? Need help? Which security measures make sense for a static web site?

Java Replace Not Working

current community chat Stack Overflow Meta Stack Overflow your communities Sign up or log in to customize your list. All Rights Reserved. posted 6 years ago Please take this opportunity to laugh and point at your co-workers. Asking University to reimburse renting a car The topological duals of spaces of finite measures Ultrasonic Sensors and Pets Lab colleague uses cracked software.

INPUT: lock: "O_2_^-^" str: " O_2_^-^ " CODE: System.out.println(str); System.out.println(lock); System.out.println(str.contains(lock)); str = str.replace(lock, ""); System.out.println(str); OUTPUT: O_2_^-^ O_2_^-^ true //empty line of output because string was detected and removed. Also, if you have somehow, an empty string as first argument, in replaceFirst, it will betray you and work in the way you didn't think of. –Rohit Jain Oct 24 '12 As their names indicate, replaceFirst replaces the first occurrence, and replaceAll replaces all occurences. String Replace Not Working Javascript I'm technical referent but I lost the lead for technical decisions Access to customer's org Put two commands after an || Are convertible full face helmets as safe as regular ones?

It's a regex issue -- as someone will likely beat me to the explanation... What is a VP Number™? up vote 1 down vote favorite I am writing a program where a portion of it needs to replace part of the string without deleting duplicates so I am using replaceFirst() 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.

Need an account? Java Replaceall Not Working 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 What Russian letter is this? Join them; it only takes a minute: Sign up Java String replace not working [duplicate] up vote 14 down vote favorite 1 This question already has an answer here: Hints for

Java -version Command Not Working

The $ character is a meta character and has special meaning in regular expressions (it means the end of input). import java.util.regex.Pattern; import java.util.regex.Matcher; public class RegexDemo { private static String REGEX = "a*b"; private static String INPUT = "aabfooaabfooabfoob"; private static String REPLACE = "-"; public static void main(String[] args) Java Replace Not Working html = html.replace(delimiter + entry.getKey()+ delimiter, entry.getValue()); share|improve this answer answered Jun 2 '11 at 19:20 Yishai 58.2k16142219 Just tested, but not seccessfully.. Replacefirst Java Example public int end(int group): Returns the offset after the last character of the subsequence captured by the given group during the previous match operation.

Texas, USA speed ticket as a European citizen, already left the country GO OUT AND VOTE Lab colleague uses cracked software. his comment is here So... Previous page: Methods of the Pattern Class Next page: Methods of the PatternSyntaxException Class By Alvin Alexander. "java -version" Not Working

How to check whether a partition is mounted by UUID? I think in this case it doesn't matter, but sometimes it does. The solution Of course the String  replaceAll method is working, I'm just not using it properly. You need to escape it.

Code below works. String body = 'blah blah blah From: Jason Venable [mailto:[email protected]] blah blah blah';body = body.replaceFirst('From.*\\[mailto:','qqqqqqq');system.debug(body); January 14, 2010 · Like0 · Dislike0 All AnswersrtuttleString body = 'blah blah blah From: How To Replace In Java Signup for a Developer Edition Browse by Topic Apex Code Development (56830) General Development (42945) Visualforce Development (29250) Formulas & Validation Rules Discussion (7033) APIs and Integration (6795) Jobs Board (6111) Linked 13 Hints for java.lang.String.replace problem? 8 Why does String.replace not work? 1 Replace dash character in Java String 0 String replace and output in Java -1 How should I replace

more hot questions question feed lang-java about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation

Are convertible full face helmets as safe as regular ones? Browse other questions tagged java string replace or ask your own question. asked 4 years ago viewed 856 times active 4 years ago Upcoming Events 2016 Community Moderator Election ends in 8 days Blog Stack Overflow Podcast #94 - We Don't Care If Regular Expression Java Is the Caesar cipher really a cipher?

So you need to escape your string accordingly. 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 All cats say meow. 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