Character classes are regular expression constructs that defines and matches from a list of meta- and literal characters.
I am new to regular expressions and have been given the following regular expression: (\p{L}|\p{N}|_|-|\.)* I …
xml regex character-classyo, so im trying to make a program that can take string input from the user for instance: "ONCE UPON …
java string character-classWhy can't I match the string "1234567-1234567890" with the given regular expression \d{7}-\d{10} with egrep from the shell …
regex grep character-classHow do you replace all of the characters in a string that do not fit a criteria. I'm having trouble …
java regex character-classSay I want to match a "word" character (\w), but exclude "_", or match a whitespace character (\s), but exclude "\t". …
regex perl character-classThere are many questions and answers here on StackOverflow that assume a "letter" can be matched in a regexp by […
java regex unicode character-properties character-classIs there a simple way to match all characters in a class except a certain set of them? For example …
regex set-difference character-class