Let's call it 'test'. I want to test a match for this string, but only using the backref of a regex. Can I do something like this: import re ... <看更多>

An overview of a free, quick and easy tool for testing your regular expressions.Find the free tool at https://retool.com. ... <看更多>

The Python "re" module provides regular expression support. ... Therefore, the search is usually immediately followed by an if-statement to test if the ... ... <看更多>