How to replace a plus character using Java's String.replaceAll method

Question

What\'s the correct regex for a plus character (+) as the first argument (i.e. the string to replace) to Java\'s replaceAll method in the String class? I can\'t

Answer 1

If you want a simple string find-and-replace (i.e. you don't need regex), it may be simpler to use the StringUtils from Apache Commons, which would allow you to write:

mystr = StringUtils.replace(mystr, "+", "plus");