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15问答网 > 详解calayer和uiview的区别和联系前面发了一篇ios面试的文章，在说

详解calayer和uiview的区别和联系前面发了一篇ios面试的文章，在说

2025-03-17 00:17:45

推荐回答（1个）

回答1：

详解就算了，我简要说下区别两者其实差不多，每一个UIviwe都有一个主calayer 主calayer上可以添加子calayer，calayer跟uiview一样有子类，有枝干。 uiview上可以添加手势，calayer是不可以的。但是也不是说它没什么用处，像很多动画效果，都是用它或者他的子类（子类一说有点不贴切）来完成的。打个容易理解的比分 uiview想到于一片叶子，而calayer则相当于叶子一条条的经络。

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