- 訪問權(quán)限：內(nèi)部可寫骂际，外部只讀
public class Person {
public private(set) var name: String
}
- 特殊的字面常量
| Literal | Type | Value |
|---|---|---|
| #file | String | The name of the file in which it appears. |
| #line | Int | The line number on which it appears. |
| #column | Int | The column number in which it begins. |
| #function | String | The name of the declaration in which it appears. |
#file 相當于Objective-C中的 __FILE__
#line 相當于Objective-C中的 __LINE__
#column 相當于Objective-C中的 __COLUMN__
#function 相當于Objective-C中的 __FUNCTION__
現(xiàn)在我們可以優(yōu)雅的打印信息了：
print(type(of: self), #function)
