class SomeClass { var a = 1 } struct SomeStruct { var width = 0 var height = 10 } let a1 = SomeClass() let a2 = SomeStruct() a1.a a2.height a2.width
1
10
0
swift 类和结构体
原文：http://www.cnblogs.com/bokun-wang/p/4123198.html
