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Merge branch 'master' of github.com:gopl-zh/gopl-zh.github.com

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@ -72,13 +72,13 @@ Point{1, 2}.Distance(q) // Point
pptr.ScaleBy(2) // *Point pptr.ScaleBy(2) // *Point
``` ```
或者接收器形参是类型T，但接收器实参是类型`*T`，这种情况下编译器会隐式地为我们取变量的地址： 或者接收器实参是类型T，但接收器形参是类型`*T`，这种情况下编译器会隐式地为我们取变量的地址：
```go ```go
p.ScaleBy(2) // implicit (&p) p.ScaleBy(2) // implicit (&p)
``` ```
或者接收器形参是类型`*T`，实参是类型T。编译器会隐式地为我们解引用，取到指针指向的实际变量： 或者接收器实参是类型`*T`，形参是类型T。编译器会隐式地为我们解引用，取到指针指向的实际变量：
```go ```go
pptr.Distance(q) // implicit (*pptr) pptr.Distance(q) // implicit (*pptr)