Using regular expressions to do mass replace in Notepad++ and Vim

Question

So I\'ve got a big text file which looks like the following:

A
B


        

Answer 1

There are two problems with your original solution. Firstly, your example text:

A

has two occurences of the "value" word. Your regex does not. Also, you need to escape the opening brace in the quantifier of your regex or Vim will interpret it as a literal brace. This regex works:

:%s///g