create a map with a key of type struct in go

main.go
type Person struct {
    FirstName string
    LastName  string
}
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5 lines

main.go
people := make(map[Person]int)
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main.go
person1 := Person{FirstName: "John", LastName: "Doe"}
people[person1] = 42

person2 := Person{FirstName: "Jane", LastName: "Doe"}
people[person2] = 99
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main.go
fmt.Println(people[person1]) // Output: 42
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main.go
for person, value := range people {
    fmt.Printf("%v scored %d\n", person, value)
}
// Output:
// {John Doe} scored 42
// {Jane Doe} scored 99
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7 lines