http://qs1969.pair.com?node_id=11128826


in reply to Re^4: You won't believe what this regular expression does!
in thread You won't believe what this regular expression does!

No, the intent is to ensure that the string ends in just one o, no less, no more than one.

In real life, those lines were paths, and I wanted all of then ending in a single slash. For instance:

/foo --> /foo/ /foo/ --> /foo/ /foo////// --> /foo/