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Defining a method on a function
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| package main | |
| import ( | |
| "fmt" | |
| ) | |
| type F func(x int) int | |
| func (f F) doit (y int) int { | |
| return f(y) + 3 | |
| } | |
| func main() { | |
| var f F = func(x int) int { | |
| return 2 * x | |
| } | |
| fmt.Println(f(10)) | |
| fmt.Println(f.doit(10)) | |
| } | |
| // Prints: | |
| 20 | |
| 23 |
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