Obviously, you can use the | (pipe?) to represent OR, but is there a way to represent AND as well? Specifically, I’d like to match paragraphs of text that contain ALL of a certain phrase, but in no particular order.
A negative lookahead says, at this position, the following regex can not match. Let’s take a simplified example: The last example is a double negation: it allows b followed by c. The nested negative lookahead becomes a positive lookahead: the c should be present. In each example, only the a is matched. The lookahead is only a condition, and does not add to … Read more