matcher « group « Java Regex Q&A

1. help using Java Matcher to modify a group    stackoverflow.com

I want to match on a regex and modify the match. here is my function. right now, my method doesn't change the input at all. what is wrong? thanks.

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2. Extracting recurrent group information from a java Matcher object; Want ALL values inside group, instead of last only    stackoverflow.com

I'm having some problems with a regular expression.. the thing is: consider the following html:

<form>
 <input name="methodIndex" value="0" type="hidden">
 <hr align="left" width="80">
 <h4>java.lang.String methodName()</h4>
 <p>Operation exposed for management</p>
 <table border="1" cellpadding="2" ...

3. Java RegEx: Just get a part of the matcher group    stackoverflow.com

I have a regex in Java:

 Pattern pattern = Pattern.compile(<string>text</string><string>.+</string>);
        Matcher matcher = pattern.matcher(ganzeDatei);
        while (matcher.find()) {
 ...

4. What is the difference between matcher.group(N) and "$N"    stackoverflow.com

Earlier today I was surprised to realize that matcher.replaceAll("$2") works whereas matcher.replaceAll(matcher.group(2)) doesn't work (as intended). I thought that both refer to the same thing: The string matched by the pair ...

5. Java Linked regex    stackoverflow.com

I have to parse the following sample output. The requirements are there should be no text after Fabric management FPC state: i.e. it should be empty \s. The next part is ...