iOS 9 `-webkit-overflow-scrolling:touch` and `overflow: scroll` breaks scrolling capability

Question

I\'m developing a webapp and I\'ve got a div inside of an iFrame that has hidden, overflowed content that I want to be scrollable.

On Safar on iOS 9 when I add

Answer 1

I also ran into this issue with webkit-overflow-scrolling: touch on iOS9. It can be reproduced on an device or the iOS simulator. As Christopher Camps mentions, it only happens with dynamic content, i.e. content that changes from being smaller then the scrollable container to larger then the container.

Heres a CodePen demonstrating this issue, including Christopher Camps fix.