How to find caret position in an NSTextView?

问题

I've an NSTextView with with several semi-colon separated strings. I need to find on which of those strings the caret has been placed. How could I do that?

回答1:

NSInteger insertionPoint = [[[myTextView selectedRanges] objectAtIndex:0] rangeValue].location;

回答2:

For Swift 4

let insertionPointIndex = myTextView.selectedRanges.first?.rangeValue.location

来源：https://stackoverflow.com/questions/1701129/how-to-find-caret-position-in-an-nstextview