Go Standard Library Cookbook

How to do it...

1. Open the console and create the folder chapter11/recipe07.
2. Navigate to the directory.
3. Create the file sort.go with the following content:

        package main        import (          "fmt"          "sort"        )        type Gopher struct {          Name string          Age int        }        var data = []Gopher{          {"Daniel", 25},          {"Tom", 19},          {"Murthy", 33},        }        type Gophers []Gopher        func (g Gophers) Len() int {          return len(g)        }        func (g Gophers) Less(i, j int) bool {          return g[i].Age > g[j].Age        }        func (g Gophers) Swap(i, j int) {          tmp := g[j]          g[j] = g[i]          g[i] = tmp        }        func main() {          sort.Slice(data, func(i, j int) bool {            return sort.StringsAreSorted([]string{data[i].Name,                                       data[j].Name})          })          fmt.Printf("Sorted by name: %v\n", data)          gophers := Gophers(data)          sort.Sort(gophers) fmt.Printf("Sorted by age: %v\n", ...