小编tim*_*ith的帖子

如何使用动态类型文本样式 "Title 1"并将字体面设置为故事板中UILabel的内置字体Chalkboard SE？

我需要尊重iOS中的动态类型大小(Apple自iOS 7以来一直鼓励这样做吗？)我还需要使用内置字体Chalkboard SE,默认情况下它不用于"文本样式"字体.我目前正在使用图像中显示的自定义字体,但需要字体根据用户的动态类型/辅助功能大小首选项更改大小,就像所有文本样式字体一样.最佳文本样式选项是标题1,但字体/字体是不可接受的.

我有一个[UIImageView？]数组,并希望迭代所有非零值.以下是我尝试过的事情:

    // Kind of work:
for imageView in imageViews where imageView != nil { // works, but still have to use imageView! rather than imageView
for tmp in imageViews { guard let imageView = tmp else { continue } // works but feels wrong, looks weird/confusing, and neems unnecessarily longwinded

    // Don't work: (in no particular order)
for x in imageViews, let imageView = x {
for let imageView in imageViews {
for (imageView in imageViews) as? UIImageView {
for …