I know in Perl regex the notion of the positive lookahead ie q(?=u) matches a q that is followed by a u, without making the u part of the match. I\'m looking for so
q(?=u)
Not very helpful right now but,
In the future we could use the CSS4 selector :has() in future will help with this.
There is no browser compatibility at all at this time.
div:has(+div.specialClass)