mirror of
https://github.com/unknwon/the-way-to-go_ZH_CN.git
synced 2025-08-12 03:55:28 +08:00
24 lines
580 B
Go
Executable File
24 lines
580 B
Go
Executable File
// insert_slice.go
|
|
package main
|
|
|
|
import (
|
|
"fmt"
|
|
)
|
|
|
|
func main() {
|
|
s := []string{"M", "N", "O", "P", "Q", "R"}
|
|
in := []string{"A", "B", "C"}
|
|
res := InsertStringSlice(s, in, 0) // at the front
|
|
fmt.Println(res) // [A B C M N O P Q R]
|
|
res = InsertStringSlice(s, in, 3) // [M N O A B C P Q R]
|
|
fmt.Println(res)
|
|
}
|
|
|
|
func InsertStringSlice(slice, insertion []string, index int) []string {
|
|
result := make([]string, len(slice)+len(insertion))
|
|
at := copy(result, slice[:index])
|
|
at += copy(result[at:], insertion)
|
|
copy(result[at:], slice[index:])
|
|
return result
|
|
}
|