Created
August 21, 2024 21:51
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This code is a simple example of range over function and iterators in Go
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| package main | |
| import ( | |
| "fmt" | |
| "iter" | |
| ) | |
| type Employee struct { | |
| Name string | |
| Salary int | |
| } | |
| var Employees = []Employee{ | |
| {Name: "Elliot", Salary: 4}, | |
| {Name: "Donna", Salary: 5}, | |
| } | |
| func main() { | |
| fmt.Println("Slice") | |
| for k, v := range []int{2, 2, 2, 2} { | |
| fmt.Printf("%d: %+v\n", k, v) | |
| } | |
| fmt.Println("Map") | |
| m := map[int]string{ | |
| 23: "lais", | |
| 13: "luana", | |
| 21: "luiz", | |
| } | |
| for k, v := range m { | |
| fmt.Printf("%d: %+v\n", k, v) | |
| } | |
| fmt.Println("Function") | |
| for i, employee := range Iterate(Employees) { | |
| fmt.Printf("%d: %+v\n", i, employee) | |
| } | |
| } | |
| func Iterate[Employee any](e []Employee) iter.Seq2[int, Employee] { | |
| return func(yield func(int, Employee) bool) { | |
| for i := 0; i <= len(e)-1; i++ { | |
| if !yield(i, e[i]) { | |
| return | |
| } | |
| } | |
| } | |
| } |
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