Top "Word-boundary" questions

A word boundary is the regular expression construct (\b) that denotes a word boundary which indicates a pointer position that is ahead of and behind a word character and a non-word character or the other way around (\w\W or \W\w), and vice-versa for non-word boundaries (\B).

How can I find repeated words in a file using grep/egrep?

I need to find repeated words in a file using egrep (or grep -e) in unix (bash) I tried: egrep "(\&…

regex bash unix grep word-boundary
php regex word boundary matching in utf-8

I have the following php code in a utf-8 php file: var_dump(setlocale(LC_CTYPE, 'de_DE.utf8', …

php regex utf-8 pcre word-boundary