ios - how to create an animation fade in UIImageView from left to right (alpha gradient)

Question

how to create an animation fade in UIImageView from left to right.

from left to right i mean alpha gradient , not move from left to right.

thanks for any help

like this

Answer 1

这是最接近您想要的：

如何在 IOS 中应用部分淡入淡出？

很棒的家伙甚至发布了一个工作代码。