tldr/pages/common/grex.md

grex

Simple command line tool to generate regular expressions. More information: https://github.com/pemistahl/grex.

• Generate a simple regular expression:

grex {{space_separated_strings}}

• Generate a case-insensitive regex:

grex -i {{space_separated_strings}}

• Replace digits with '\d':

grex -d {{space_separated_strings}}

• Replace unicode word character with '\w':

grex -w {{space_separated_strings}}

• Replace spaces with '\s':

grex -s {{space_separated_strings}}

• Add {min, max} quantifier representation for repeating sub-strings:

grex -r {{space_separated_strings}}