In this example, label1 would have its measure method called because you don't define the size explicitly.

在这个例子中，将调用label1的measure方法，因为您没有显式地定义它的大小。

youdao

In this example, label1 would have its measure method called because you don't define the size explicitly.

在这个例子中，将调用label1的measure方法，因为您没有显式地定义它的大小。

youdao