in some videos like " Sequence, Selection, Iteration" or anothers i see the “?.” but i dont know what exacly does, i search “?. javascript” in google but dont find anything, anyone can help me ?
Thanks
in some videos like " Sequence, Selection, Iteration" or anothers i see the “?.” but i dont know what exacly does, i search “?. javascript” in google but dont find anything, anyone can help me ?
Thanks
Optional chaining. Read the overview and motivation in the document https://github.com/tc39/proposal-optional-chaining.
i like it, i go to use that in my javascript proyects now
i apreciate it