What is the right way to calculate how much viewable space is available on mobile Safari? By viewing area, we mean the amount of the screen actually available to a web app, that is the window height minus the address and bookmark bars.
iOS 7 prevents hiding of the address bar, and we need to properly account for the viewport height.
See Question&Answers more detail:
os 与恶龙缠斗过久,自身亦成为恶龙；凝视深渊过久,深渊将回以凝视…
